3-氮杂-alpha-高-5alpha-胆甾烷-4-酮

5alpha-胆甾烷

5α-cholest-2-ene

4-胆甾烯-3-酮

(8S,9S,10S,13R,14S,17R)-10,13-二甲基-17-[(2R)-6-甲基庚烷-2-基]-6,7,8,9,11,12,14,15,16,17-十氢环戊烯并[a]菲-3-酮