urs-12-烯-28-酸,3-[(3-O-b-D-吡喃葡萄糖基-a-L-吡喃阿拉伯糖基)氧代]-19-羟基-,6-O-b-D-吡喃木糖基-b-D-吡喃葡萄糖基酯, (3b)- (9CI)
145022-83-9