(6R)-5-乙酰氨基-3,5-二脱氧-6-[(1R,2R)-1,2,3-三羟基丙基]-beta-L-苏式-己-2-酮吡喃糖基-(2->6)-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->3)-beta-D-吡喃半乳糖基-(1->4)-D-吡喃葡萄糖

D-(+)-纤维二糖

phenyl β-D-galactopyranosyl-(1->3)-(2-acetamido-2-deoxy-β-D-galactopyranosyl)-(1->4)-[5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonic acid-(2->3)]-β-D-galactopyranosyl-(1->4)-β-D-glucopyranoside