3β-acetoxy-5α-fluoro-6β-hydroxycholestane

triethyl(3-piperidin-1-ylprop-1-ynyl)silane

(8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-8,9,11,12,14,15,16,17-octahydro-1H-cyclopenta[a]phenanthrene

4-Beta-羟基胆固醇

4alpha-羟基胆固醇