[alpha-L-Galp-(1->6)-beta-L-Glcp-(1->4)-beta-D-4-deoxy-araHexp-(1->?)-beta-D-4-deoxy-araHexp-(1->?)-beta-D-4-deoxy-araHexp-(1->3)-beta-L-GalpNAc-(1->4)-alpha-L-GalpNAc-(1->3)-beta-L-GlcpNAc-(1->4)-alpha-L-Glcp-(1->2)-alpha-L-Glcp-(1->3)]-?-?-Hep?-(1->?)-?-?-Hep?-(1->?)-?-?-Hep?-(1->?)-L-3-deoxy-manOct2ulo-onic(?->