21800-83-9
18-甲基-4-雌烯-3,17-二酮
→
~80%
6544-68-9
甲基雌酚酮
7443-72-3
13-乙基-3-甲氧基雌甾-1,3,5(10),8-四烯-17b-醇
3625-82-9
(8R,9S,13S,14S,17S)-13-ethyl-3-methoxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-ol
848-04-4
乙基三烯酮
797-63-7
左炔诺孕酮