?-D-GalpNAc-(1→?)-?-D-GlcpNAc-(1→?)-?-D-Glcp-(1→?)[?-D-GlcpNAc-(1→?)-?-D-Glcp-(1→?)]-?-D-Manp-(1→?)-?-D-GlcpNAc-(1→?)-?-D-Glc?NAc-(1→
