O=c1c(-c2c(O)cc(O)c3c(=O)cc(-c4ccc(O)cc4)oc23)c(-c2ccc(O)cc2)oc2cc(O)cc(O)c12
PubChem BioAssay for Inhibitors of APE1 is a confirmatory qHTS assay with a homologous single protein target that has functional properties. Effective molecule for assay?