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