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