9-dicarboxymethylxanthene

(3beta,5Xi,9Xi,12beta,17Xi)-20-{[6-O-(beta-D-吡喃葡萄糖基)-beta-D-吡喃葡萄糖基]氧基}-12-羟基达马-24-烯-3-基2-O-[6-O-(羧基乙酰基)-beta-D-吡喃葡萄糖基]-beta-D-吡喃葡萄糖苷

环己烷

丙酮

4-hydroxy-5-methyl-heptanoic acid