alpha-D-甘露糖基-(1->3)-[alpha-D-甘露糖基-(1->3)-[alpha-D-甘露糖基-(1->6)]-alpha-D-甘露糖基-(1->6)]-beta-D-甘露糖基-(1->4)-2-乙酰氨基-2-脱氧-D-吡喃葡萄糖
74385-50-5