3-Hydroxy-5-estrane-17-carbonitrile

5alpha-胆甾烷

粪甾烷

5,7-cyclocholestan-3-one

5a,7a-dimethyl-8-(6-methylheptan-2-yl)-1,4,5,5a,5b,6,7,7a,8,9,10,10a,10b,10c-tetradecahydrocyclopenta[a]cyclopropa[k]fluorene