?-?-HexpNAc-(1→?)-?-?-HexpNAc-(1→?)-?-D-Manp-(1→?)[?-?-HexpNAc-(1→?)-?-?-HexpNAc-(1→?)-?-D-Manp-(1→?)]-?-D-Manp-(1→?)-?-D-GlcpNAc-(1→?)[?-L-Fucp-(1→?)]-?-D-GlcNAc