英文名称
5-[2-[9-(5-Hydroxy-3,3-dimethyl-5-oxo-pentanoyl)oxy-3a-[(5-hydroxy-3,3-dimethyl-5-oxo-pentanoyl)oxymethyl]-5a,5b,8,8,11a-pentamethyl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysen-1-yl]allyloxy]-3,3-dimethyl-5-oxo-pentanoic acid