O=C(O)c1[nH]c2ccccc2c1C(c1ccccc1)c1c(C(=O)O)[nH]c2ccccc12
Rewrite: Confirmatory PubChem BioAssay qHTS for inhibitors of PLK1-PDB (polo-like kinase 1 - polo-box domain) is a homologous single protein target with functional assay type description. Does the molecule work for this assay?