alpha-D-GalpNAc-(1->3)-beta-D-GalpNAc-(1->3)-alpha-D-Galp-(1->3)[alpha-D-NeupAc-(2->3)[beta-D-GalpNAc-(1->4)]-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->6)]-beta-D-Galp-(1->4)-beta-D-Glcp(1->
