?-D-Manp-(1->?),?-D-Manp-(1->?),?-D-GlcpNAc-(1->?),?-D-Manp-(1->?)[?-D-Manp-(1->?)]-?-D-Manp-(1->?)-?-D-GlcpNAc-(1->?)-D-GlcNAc(?->