alpha-D-NeupGc-(2->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc6S-(1->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc6S-(1->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc6S-(1->3)-beta-D-Galp-(1->3)-beta-D-GalpNAc(1->