[alpha-L-Galp-(1->4)-beta-L-Galp-(1->4)-alpha-D-Glcp-(1->2)-beta-D-Glcp-(1->6)-[alpha-D-GlcpNAc-(1->2)-beta-D-Glcp-(1->4)-beta-D-Glcp-(1->3)-alpha-D-Glcp-(1->5)]]-D-gro-L-3-deoxy-galNon2ulo-onic(?->