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