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Chem</document_journal><document_year>2010</document_year><ligand_efficiency/><modality/><molecule_chembl_id>CHEMBL269277</molecule_chembl_id><molecule_pref_name>BETULINIC ACID</molecule_pref_name><parent_molecule_chembl_id>CHEMBL269277</parent_molecule_chembl_id><pchembl_value>5.17</pchembl_value><potential_duplicate/><qudt_units>http://www.openphacts.org/units/Nanomolar</qudt_units><record_id>903650</record_id><relation>=</relation><src_id>1</src_id><standard_flag>1</standard_flag><standard_relation>=</standard_relation><standard_text_value/><standard_type>IC50</standard_type><standard_units>nM</standard_units><standard_upper_value/><standard_value>6700.0</standard_value><target_chembl_id>CHEMBL1075387</target_chembl_id><target_organism>Homo sapiens</target_organism><target_pref_name>8505C</target_pref_name><target_tax_id>9606</target_tax_id><text_value/><toid/><type>IC50</type><units>uM</units><uo_units>UO_0000065</uo_units><upper_value/><value>6.7</value></activity><activity><action_type/><activity_comment/><activity_id>3310773</activity_id><activity_properties/><assay_chembl_id>CHEMBL1120104</assay_chembl_id><assay_description>Cytotoxicity against human 8505C cells after 96 hrs by SRB assay</assay_description><assay_type>F</assay_type><assay_variant_accession/><assay_variant_mutation/><bao_endpoint>BAO_0000190</bao_endpoint><bao_format>BAO_0000219</bao_format><bao_label>cell-based format</bao_label><canonical_smiles>C=C(C)[C@@H]1CC[C@]2(C(=O)O)CC[C@]3(C)[C@H](CC[C@@H]4[C@@]5(C)CC[C@H](O)C(C)(C)[C@@H]5CC[C@]43C)[C@@H]12</canonical_smiles><data_validity_comment/><data_validity_description/><document_chembl_id>CHEMBL1155488</document_chembl_id><document_journal>Bioorg Med Chem Lett</document_journal><document_year>2010</document_year><ligand_efficiency/><modality/><molecule_chembl_id>CHEMBL269277</molecule_chembl_id><molecule_pref_name>BETULINIC ACID</molecule_pref_name><parent_molecule_chembl_id>CHEMBL269277</parent_molecule_chembl_id><pchembl_value>5.14</pchembl_value><potential_duplicate/><qudt_units>http://www.openphacts.org/units/Nanomolar</qudt_units><record_id>915651</record_id><relation>=</relation><src_id>1</src_id><standard_flag>1</standard_flag><standard_relation>=</standard_relation><standard_text_value/><standard_type>IC50</standard_type><standard_units>nM</standard_units><standard_upper_value/><standard_value>7260.0</standard_value><target_chembl_id>CHEMBL1075387</target_chembl_id><target_organism>Homo 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Lett</document_journal><document_year>2010</document_year><ligand_efficiency/><modality/><molecule_chembl_id>CHEMBL269277</molecule_chembl_id><molecule_pref_name>BETULINIC ACID</molecule_pref_name><parent_molecule_chembl_id>CHEMBL269277</parent_molecule_chembl_id><pchembl_value>5.16</pchembl_value><potential_duplicate/><qudt_units>http://www.openphacts.org/units/Nanomolar</qudt_units><record_id>937818</record_id><relation>=</relation><src_id>1</src_id><standard_flag>1</standard_flag><standard_relation>=</standard_relation><standard_text_value/><standard_type>IC50</standard_type><standard_units>nM</standard_units><standard_upper_value/><standard_value>7000.0</standard_value><target_chembl_id>CHEMBL614917</target_chembl_id><target_organism>Homo 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