ethyl 3-((S)-1-((1S,3aR,4S,7aS)-4-hydroxy-7a-methyloctahydro-1H-inden-1-yl)ethoxy)propanoate

(1S,3R,20S)-1,3-bis(tert-butyldimethylsilyloxy)-20-(2,3-epoxy-3-methylbutyloxy)pregn-5-ene

2-Butanone, 4-[[(1α,3β,20S)-1,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]pregn-5-en-20-yl]oxy]-

1-溴-3-甲基-2-丁烯

2-甲基-3-丁烯-2-醇