英文别名
2-[1-[2-[2-[9-[2-[1-(carboxymethyl)cyclopentyl]acetyl]oxy-3a-[[2-[1-(carboxymethyl)cyclopentyl]acetyl]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]prop-2-enoxy]-2-oxoethyl]cyclopentyl]acetic acid