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