?-D-Galp-(1→4)-?-D-Galp-(1→4)-?-D-GlcpNAc-(1→4)-?-D-GlcpNAc-(1→4)-?-D-Manp-(1→4)-?-D-Manp-(1→4)-?-D-Manp-(1→4)-?-D-GlcpNAc-(1→4)-?-D-GlcpNAc-(1→
