[D-gro-alpha-L-3-deoxy-galNon2ulop5NAc?,?Ac2-onic-(2->3)-beta-L-Galp-(1->4)-?-?-Hex?NAc-(1->?)-alpha-L-Manp-(1->?)-beta-L-Galp-(1->4)-?-?-Hex?NAc-(1->?)-alpha-L-Manp-(1->?)-beta-L-Manp-(1->4)]-beta-L-GlcpNAc-(1->4)-?-L-GlcpNAc(1->