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