?-D-GlcpNAc-(1→?)[?-D-GlcpNAc-(1→?)]-α-D-Manp-(1→3/6)[?-D-GlcpNAc-(1→?)[?-D-GlcpNAc-(1→?)]-α-D-Manp-(1→3/6)]-β-D-Manp-(1→4)-β-D-GlcpNAc-(1→4)[α-L-Fucp-(1→6)]-β-D-GlcpNAc-(1→