3alpha,7alpha-二乙酰氧基-12-氧代-5beta-胆烷-24-酸甲酯

甲基(4R)-4-[(3R,5S,7R,8R,9S,10S,12S,13R,14S,17R)-3,7-二乙酰氧基-12-羟基-10,13-二甲基-2,3,4,5,6,7,8,9,11,12,14,15,16,17-十四氢-1H-环戊二烯并[a]菲-17-基]戊酸酯

重氮甲烷

(3R,5S,7R,8R,9S,10S,13R,14S,17R)-7-acetoxy-17-((R)-5-methoxy-5-oxopentan-2-yl)-10,13-dimethyl-12-oxohexadecahydro-1H-cyclopenta[a]phenanthren-3-yl dodecanoate

(3a,5b,7a)-3,7-二羟基-12-氧代-胆烷-24-酸