alpha-D-Neup5Ac-(2->6)-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->2)-alpha-D-Manp-(1->?)[beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->2)-alpha-D-Manp-(1->?)][beta-D-GlcpNAc-(1->4)]-beta-D-Manp-(1->4)-beta-D-GlcpNAc-(1->4)-?-D-GlcNAc-ol
