[(3beta)-17-羧基-28-去甲齐墩果-12-烯-3-基]3-O-beta-D-吡喃葡萄糖基-beta-D-吡喃葡糖苷酸

oleanolic acid 3-O-β-D-glucosiduronic acid

sodium 1,2-O-isopropylidene-D-glucuronate

myrioside B