?-D-Neup5Ac-(2→?)-?-?-Hex?-(1→?)-?-?-Hex?NAc-(1→?)[?-D-Neup5Ac-(2→?)-?-?-Hex?-(1→?)-?-?-Hex?NAc-(1→?)]-α-D-Manp-(1→3)[?-D-Neup5Ac-(2→?)-?-?-Hex?-(1→?)-?-?-Hex?NAc-(1→?)[?-D-Neup5Ac-(2→?)-?-?-Hex?-(1→?)-?-?-Hex?NAc-(1→?)]-α-D-Manp-(1→6)]-β-D-Manp-(1→4)-β-D-GlcpNAc-(1→4)[?-L-Fucp-(1→?)]-?-D-GlcpNAc-(1→
