?-D-NeupAc-(2->?),beta-D-GlcpNAc-(1->4)?-D-GalpNAc-(1->?)-?-D-GlcpNAc-(1->?)-alpha-D-Manp-(1->3/6)[?-D-Galp-(1->?)-?-D-GlcpNAc-(1->?)-alpha-D-Manp-(1->3/6)]-beta-D-Manp-(1->]
