β-D-GlcpNAc-(1→2/4)-β-D-Galp-(1→4)-β-D-GlcpNAc-(1→3/6)[β-D-Galp-(1→4)-α-D-GlcpNAc-(1→3)-β-D-Galp-(1→3/6)]-?-D-GalNAc-ol
