?-D-ManpA2,3NAc2-(1->?)-?-D-FucpNAc4NMe-(1->?)-?-D-GlcpNAc-(1->?)-?-D-ManpA2,3NAc2-(1->?)-?-D-FucpNAc4NMe-(1->?)-?-D-GlcpN-(1->?)[?-D-GalpA2N-(1->?)]-?-D-Glcp(1->