[D-gro-alpha-L-3-deoxy-galNon2ulop5NAc-onic-(2->3)-beta-L-Galp-(1->4)-beta-L-GlcpNAc-(1->3)-beta-L-Galp-(1->4)-beta-L-Glcp-(1->4)-[D-gro-alpha-L-3-deoxy-galNon2ulop5NAc-onic-(2->3)-beta-L-Galp-(1->4)-beta-L-GlcpNAc-(1->3)-beta-L-Galp-(1->4)]-beta-L-Glcp-(1->4)-D-gro-alpha-L-3-deoxy-galNon2ulop5NAc-onic-(2->3)-beta-L-Galp-(1->4)-beta-L-GlcpNAc-(1->3)-beta-L-Galp(1-]-