3beta-[[2-O-[2-O-[3-O-(beta-D-吡喃葡萄糖基)-alpha-L-阿拉伯吡喃糖基]-alpha-L-阿拉伯吡喃糖基]-alpha-L-阿拉伯吡喃糖基]氧基]-16alpha-羟基齐墩果-12-烯-28-酸
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