(E)-4-[(8R,9S,13S,14S,16R,17S)-17-Acetoxy-3-(tert-butyl-dimethyl-silanyloxy)-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-but-2-enoic acid ethyl ester

3-<3',17'β-di-(tert-butyldimethylsilyloxy)-1',3',5'(10')-estratrien-16α-yl>propene

3-[(8R,9S,13S,14S,16S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-13-methyl-17-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-propan-1-ol

Thioacetic acid S-[4-((8R,9S,13S,14S,17S)-3,17-dihydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl)-but-3-ynyl] ester

17α-(hydroxypropargyl)-3,17β-estradiol