| | 4-HYDROXY ETHYNYL ESTRADIOL CAS:50394-90-6 Formula: C20H24O3 FT-0669595 312.4 (8R,9S,13S,14S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,4,17-triol 4-METHOXY 17B-ESTRADIOL CAS:26788-23-8 Formula: C19H26O3 FT-0671233 302.4 (8R,9S,13S,14S,17S)-4-methoxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol 4-METHYL ESTRADIOL CAS:6171-48-8 Formula: C19H26O2 FT-0671758 286.4 (8R,9S,13S,14S,17S)-4,13-dimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol |