α-D-Neup5Ac-(2→3)-β-D-Galp-(1→3)[?-D-Galp-(1→3)[α-D-Neup5Ac-(2→3)-β-D-GlcpNAc-(1→6)]-?-D-Galp-(1→?)-β-D-GlcpNAc-(1→6)]-?-D-GalNAc-ol
