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