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