?-D-Neup5Ac-(2->3/6)-beta-D-Galp-(1->4)[alpha-L-Fucp-(1->3)]-beta-D-GlcpNAc-(1->3)[?-D-Neup5Ac-(2->3/6)-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->6)]-beta-D-Galp-(1->4)-?-D-Glcp-(1->
