α-D-Neup5Ac-(2→3)-β-D-Galp-(1→3)[α-L-Fucp-(1→4)]-β-D-GlcpNAc-(1→3)-β-D-Galp-(1→4)-β-D-GlcpNAc-(1→?)[α-D-Neup5Ac-(2→?)-β-D-Galp-(1→?)]-?-D-GalpNAc-(1→
