?-D-GalpNAc4OS-(1->?)-?-D-GlcpNAc-(1->?)-?-D-Manp-(1->?)[?-D-Galp3OS-(1->?)-?-D-GlcpNAc-(1->?)-?-D-Manp-(1->?)]-?-D-Manp-(1->?)-?-D-GlcpNAc-(1->?)[?-L-Fucp-(1->?)]-?-D-GlcNAc-ol
