10,13-dimethyl-17-(6-methylheptan-2-yl)-1,2,4,5,6,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one

5α-cholest-7-en-3ß-ol

Δ8(14)-5α-cholesten-3β-ol

雄烯二酮