<?xml version='1.0' encoding='utf-8'?>
<activity><action_type/><activity_comment>Inconclusive</activity_comment><activity_id>4029788</activity_id><activity_properties/><assay_chembl_id>CHEMBL1614421</assay_chembl_id><assay_description>PUBCHEM_BIOASSAY: qHTS for Inhibitors of Tau Fibril Formation, Thioflavin T Binding. (Class of assay: confirmatory) [Related pubchem assays: 596 ]</assay_description><assay_type>B</assay_type><assay_variant_accession/><assay_variant_mutation/><bao_endpoint>BAO_0000186</bao_endpoint><bao_format>BAO_0000357</bao_format><bao_label>single protein format</bao_label><canonical_smiles>COc1ccc(N2CCN(C(CNC(=O)OCc3ccccc3)c3ccco3)CC2)cc1</canonical_smiles><data_validity_comment/><data_validity_description/><document_chembl_id>CHEMBL1201862</document_chembl_id><document_journal/><document_year/><ligand_efficiency><bei>10.56</bei><le>0.20</le><lle>0.52</lle><sei>6.85</sei></ligand_efficiency><modality/><molecule_chembl_id>CHEMBL1331155</molecule_chembl_id><molecule_pref_name/><parent_molecule_chembl_id>CHEMBL1331155</parent_molecule_chembl_id><pchembl_value>4.60</pchembl_value><potential_duplicate/><qudt_units>http://www.openphacts.org/units/Nanomolar</qudt_units><record_id>1036002</record_id><relation>=</relation><src_id>7</src_id><standard_flag>1</standard_flag><standard_relation>=</standard_relation><standard_text_value/><standard_type>Potency</standard_type><standard_units>nM</standard_units><standard_upper_value/><standard_value>25118.9</standard_value><target_chembl_id>CHEMBL1293224</target_chembl_id><target_organism>Homo sapiens</target_organism><target_pref_name>Microtubule-associated protein tau</target_pref_name><target_tax_id>9606</target_tax_id><text_value/><toid/><type>Potency</type><units>um</units><uo_units>UO_0000065</uo_units><upper_value/><value>25.1189</value></activity>