?-D-NeupAc-(2->?)-?-D-Galp-(1->?)-?-?-Hex?NAc-(1->?)-?-D-Manp-(1->?)[?-D-Galp-(1->?)-?-?-Hex?NAc-(1->?)-?-D-Manp-(1->?)]-?-D-Manp-(1->?)-?-D-GlcpNAc-(1->?)-?-D-GlcpNAc-(1->
