Table 4. ERα Activity of Compounds 6a and 6b.

ERα LiSA assay.
(ERE)7-TK-Luc reporter assay in HepG2 cells.
The bioactive tautomer is assumed to be the enol form (6b) based on the X-ray co-crystal structure. All data in triplicate ±15%.

ERα LiSA assay.
(ERE)7-TK-Luc reporter assay in HepG2 cells.
The bioactive tautomer is assumed to be the enol form (6b) based on the X-ray co-crystal structure. All data in triplicate ±15%.