<?xml version="1.0" encoding="UTF-8" ?>

<PDBx:datablock datablockName="A1CT6"
   xmlns:PDBx="http://pdbml.pdb.org/schema/pdbx-v50.xsd"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://pdbml.pdb.org/schema/pdbx-v50.xsd pdbx-v50.xsd">

   <PDBx:chem_compCategory>
      <PDBx:chem_comp id="A1CT6">
         <PDBx:formula>C12 H13 N O2</PDBx:formula>
         <PDBx:formula_weight>203.237</PDBx:formula_weight>
         <PDBx:name>5-(hex-1-yn-1-yl)pyridine-3-carboxylic acid</PDBx:name>
         <PDBx:pdbx_ambiguous_flag>N</PDBx:pdbx_ambiguous_flag>
         <PDBx:pdbx_formal_charge>0</PDBx:pdbx_formal_charge>
         <PDBx:pdbx_ideal_coordinates_details>Corina</PDBx:pdbx_ideal_coordinates_details>
         <PDBx:pdbx_ideal_coordinates_missing_flag>N</PDBx:pdbx_ideal_coordinates_missing_flag>
         <PDBx:pdbx_initial_date>2025-09-18</PDBx:pdbx_initial_date>
         <PDBx:pdbx_model_coordinates_db_code>9YBS</PDBx:pdbx_model_coordinates_db_code>
         <PDBx:pdbx_model_coordinates_missing_flag>N</PDBx:pdbx_model_coordinates_missing_flag>
         <PDBx:pdbx_modified_date>2026-07-31</PDBx:pdbx_modified_date>
         <PDBx:pdbx_processing_site>RCSB</PDBx:pdbx_processing_site>
         <PDBx:pdbx_release_status>REL</PDBx:pdbx_release_status>
         <PDBx:pdbx_type>HETAIN</PDBx:pdbx_type>
         <PDBx:three_letter_code>A1CT6</PDBx:three_letter_code>
         <PDBx:type>non-polymer</PDBx:type>
      </PDBx:chem_comp>
   </PDBx:chem_compCategory>
   <PDBx:chem_comp_atomCategory>
      <PDBx:chem_comp_atom atom_id="C10" comp_id="A1CT6">
         <PDBx:alt_atom_id>C1</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-21.950</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>16.463</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-13.560</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C10</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>2.906</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>1.464</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>1</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C13" comp_id="A1CT6">
         <PDBx:alt_atom_id>C2</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-19.914</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>15.164</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-12.863</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C13</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>3.993</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.782</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>2</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C01" comp_id="A1CT6">
         <PDBx:alt_atom_id>C3</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-24.723</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>22.440</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-5.597</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C01</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-6.819</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>0.568</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>3</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C02" comp_id="A1CT6">
         <PDBx:alt_atom_id>C4</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-24.241</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>20.985</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-5.791</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C02</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-5.809</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.581</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>4</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C03" comp_id="A1CT6">
         <PDBx:alt_atom_id>C5</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.639</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>20.569</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-7.144</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C03</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-4.389</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.012</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>5</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C04" comp_id="A1CT6">
         <PDBx:alt_atom_id>C6</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.031</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>19.139</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-7.240</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C04</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-3.379</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.162</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>6</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C05" comp_id="A1CT6">
         <PDBx:alt_atom_id>C7</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-22.825</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>18.567</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-8.641</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C05</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-2.012</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.614</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>7</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C06" comp_id="A1CT6">
         <PDBx:alt_atom_id>C8</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-22.653</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>18.115</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-9.747</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C06</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-0.923</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.178</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>8</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C07" comp_id="A1CT6">
         <PDBx:alt_atom_id>C9</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-22.384</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>17.524</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-11.059</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C07</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>0.407</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>0.354</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>9</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C08" comp_id="A1CT6">
         <PDBx:alt_atom_id>C10</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.187</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>17.777</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-12.189</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C08</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>0.617</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>1.735</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.004</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>10</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C11" comp_id="A1CT6">
         <PDBx:alt_atom_id>C11</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-21.068</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>16.125</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-12.525</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C11</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>2.788</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>0.072</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>11</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="C12" comp_id="A1CT6">
         <PDBx:alt_atom_id>C12</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-21.282</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>16.651</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-11.267</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>C12</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>1.512</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.500</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>12</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>C</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="N09" comp_id="A1CT6">
         <PDBx:alt_atom_id>N1</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.015</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>17.279</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-13.438</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>N09</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>1.837</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>2.233</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>13</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>N</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="O14" comp_id="A1CT6">
         <PDBx:alt_atom_id>O1</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-19.882</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>14.794</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-14.057</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>O14</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>5.217</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.220</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>14</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>O</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="O15" comp_id="A1CT6">
         <PDBx:alt_atom_id>O2</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-19.165</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>14.868</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-11.907</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>O15</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>3.880</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.992</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>15</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>O</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H101" comp_id="A1CT6">
         <PDBx:alt_atom_id>H1</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-21.761</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>16.035</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-14.533</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H101</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>3.887</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>1.916</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.006</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>16</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H013" comp_id="A1CT6">
         <PDBx:alt_atom_id>H2</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-25.122</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>22.562</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-4.579</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H013</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-6.672</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>1.180</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.891</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>17</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H012" comp_id="A1CT6">
         <PDBx:alt_atom_id>H3</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.878</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>23.129</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-5.745</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H012</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-6.672</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>1.181</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.889</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>18</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H011" comp_id="A1CT6">
         <PDBx:alt_atom_id>H4</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-25.512</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>22.665</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-6.329</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H011</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-7.831</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>0.163</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>19</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H021" comp_id="A1CT6">
         <PDBx:alt_atom_id>H5</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.474</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>20.796</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-5.026</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H021</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-5.955</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.194</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.890</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>20</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H022" comp_id="A1CT6">
         <PDBx:alt_atom_id>H6</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-25.108</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>20.332</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-5.610</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H022</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-5.955</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.193</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.890</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>21</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H031" comp_id="A1CT6">
         <PDBx:alt_atom_id>H7</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-24.437</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>20.641</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-7.898</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H031</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-4.242</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>0.600</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.889</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>22</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H032" comp_id="A1CT6">
         <PDBx:alt_atom_id>H8</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-22.840</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>21.286</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-7.386</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H032</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-4.242</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>0.599</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.891</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>23</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H041" comp_id="A1CT6">
         <PDBx:alt_atom_id>H9</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-22.050</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>19.161</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-6.743</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H041</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-3.525</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.774</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.889</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>24</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H042" comp_id="A1CT6">
         <PDBx:alt_atom_id>H10</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-23.701</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>18.456</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-6.698</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H042</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-3.525</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.773</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.891</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>25</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H081" comp_id="A1CT6">
         <PDBx:alt_atom_id>H11</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-24.029</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>18.438</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-12.045</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H081</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>-0.231</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>2.403</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.007</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>26</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H121" comp_id="A1CT6">
         <PDBx:alt_atom_id>H12</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-20.620</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>16.402</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-10.451</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>0</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H121</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>1.385</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-1.572</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>-0.000</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>27</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
      <PDBx:chem_comp_atom atom_id="H1" comp_id="A1CT6">
         <PDBx:alt_atom_id>H13</PDBx:alt_atom_id>
         <PDBx:charge>0</PDBx:charge>
         <PDBx:model_Cartn_x>-19.152</PDBx:model_Cartn_x>
         <PDBx:model_Cartn_y>14.199</PDBx:model_Cartn_y>
         <PDBx:model_Cartn_z>-14.185</PDBx:model_Cartn_z>
         <PDBx:pdbx_align>1</PDBx:pdbx_align>
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_component_atom_id>H1</PDBx:pdbx_component_atom_id>
         <PDBx:pdbx_component_comp_id>A1CT6</PDBx:pdbx_component_comp_id>
         <PDBx:pdbx_leaving_atom_flag>N</PDBx:pdbx_leaving_atom_flag>
         <PDBx:pdbx_model_Cartn_x_ideal>5.976</PDBx:pdbx_model_Cartn_x_ideal>
         <PDBx:pdbx_model_Cartn_y_ideal>-0.820</PDBx:pdbx_model_Cartn_y_ideal>
         <PDBx:pdbx_model_Cartn_z_ideal>0.001</PDBx:pdbx_model_Cartn_z_ideal>
         <PDBx:pdbx_ordinal>28</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:type_symbol>H</PDBx:type_symbol>
      </PDBx:chem_comp_atom>
   </PDBx:chem_comp_atomCategory>
   <PDBx:chem_comp_bondCategory>
      <PDBx:chem_comp_bond atom_id_1="C02" atom_id_2="C01" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>1</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C03" atom_id_2="C02" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>2</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C04" atom_id_2="C03" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>3</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C05" atom_id_2="C04" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>4</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C06" atom_id_2="C05" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>5</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>trip</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C07" atom_id_2="C06" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>6</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C08" atom_id_2="C07" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>7</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>doub</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="N09" atom_id_2="C08" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>8</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C10" atom_id_2="N09" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>9</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>doub</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C11" atom_id_2="C10" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>10</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C12" atom_id_2="C11" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>11</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>doub</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C13" atom_id_2="C11" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>12</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="O14" atom_id_2="C13" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>13</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="O15" atom_id_2="C13" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>14</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>doub</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C07" atom_id_2="C12" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>Y</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>15</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C10" atom_id_2="H101" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>16</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C01" atom_id_2="H013" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>17</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C01" atom_id_2="H012" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>18</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C01" atom_id_2="H011" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>19</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C02" atom_id_2="H021" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>20</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C02" atom_id_2="H022" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>21</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C03" atom_id_2="H031" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>22</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C03" atom_id_2="H032" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>23</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C04" atom_id_2="H041" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>24</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C04" atom_id_2="H042" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>25</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C08" atom_id_2="H081" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>26</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="C12" atom_id_2="H121" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>27</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
      <PDBx:chem_comp_bond atom_id_1="O14" atom_id_2="H1" comp_id="A1CT6">
         <PDBx:pdbx_aromatic_flag>N</PDBx:pdbx_aromatic_flag>
         <PDBx:pdbx_ordinal>28</PDBx:pdbx_ordinal>
         <PDBx:pdbx_stereo_config>N</PDBx:pdbx_stereo_config>
         <PDBx:value_order>sing</PDBx:value_order>
      </PDBx:chem_comp_bond>
   </PDBx:chem_comp_bondCategory>
   <PDBx:pdbx_chem_comp_auditCategory>
      <PDBx:pdbx_chem_comp_audit action_type="Create component" comp_id="A1CT6" date="2025-09-18">
         <PDBx:processing_site>RCSB</PDBx:processing_site>
      </PDBx:pdbx_chem_comp_audit>
      <PDBx:pdbx_chem_comp_audit action_type="Initial release" comp_id="A1CT6" date="2026-08-05">
         <PDBx:processing_site>RCSB</PDBx:processing_site>
      </PDBx:pdbx_chem_comp_audit>
   </PDBx:pdbx_chem_comp_auditCategory>
   <PDBx:pdbx_chem_comp_descriptorCategory>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="ACDLabs" program_version="14.52" type="SMILES">
         <PDBx:descriptor>OC(=O)c1cc(C#CCCCC)cnc1</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="InChI" program_version="1.06" type="InChI">
         <PDBx:descriptor>InChI=1S/C12H13NO2/c1-2-3-4-5-6-10-7-11(12(14)15)9-13-8-10/h7-9H,2-4H2,1H3,(H,14,15)</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="InChI" program_version="1.06" type="InChIKey">
         <PDBx:descriptor>FKWDNFDBDZUPIQ-UHFFFAOYSA-N</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="CACTVS" program_version="3.385" type="SMILES_CANONICAL">
         <PDBx:descriptor>CCCCC#Cc1cncc(c1)C(O)=O</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="CACTVS" program_version="3.385" type="SMILES">
         <PDBx:descriptor>CCCCC#Cc1cncc(c1)C(O)=O</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="OpenEye OEToolkits" program_version="3.1.0.0" type="SMILES_CANONICAL">
         <PDBx:descriptor>CCCCC#Cc1cc(cnc1)C(=O)O</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
      <PDBx:pdbx_chem_comp_descriptor comp_id="A1CT6" program="OpenEye OEToolkits" program_version="3.1.0.0" type="SMILES">
         <PDBx:descriptor>CCCCC#Cc1cc(cnc1)C(=O)O</PDBx:descriptor>
      </PDBx:pdbx_chem_comp_descriptor>
   </PDBx:pdbx_chem_comp_descriptorCategory>
   <PDBx:pdbx_chem_comp_identifierCategory>
      <PDBx:pdbx_chem_comp_identifier comp_id="A1CT6" program="ACDLabs" program_version="14.52" type="SYSTEMATIC NAME">
         <PDBx:identifier>5-(hex-1-yn-1-yl)pyridine-3-carboxylic acid</PDBx:identifier>
      </PDBx:pdbx_chem_comp_identifier>
      <PDBx:pdbx_chem_comp_identifier comp_id="A1CT6" program="OpenEye OEToolkits" program_version="3.1.0.0" type="SYSTEMATIC NAME">
         <PDBx:identifier>5-hex-1-ynylpyridine-3-carboxylic acid</PDBx:identifier>
      </PDBx:pdbx_chem_comp_identifier>
   </PDBx:pdbx_chem_comp_identifierCategory>
</PDBx:datablock>
