[alpha-L-GalpN-(1->3)-beta-L-GalpN-(1->6)-alpha-D-Glcp-(1->5)-alpha-L-3-deoxy-manOct2ulop-onic-(2->8)-[beta-D-Glcp-(1->6)-alpha-D-Glcp-(1->5)-alpha-L-3-deoxy-manOct2ulop-onic-(2->4)-alpha-L-3-deoxy-manOct2ulo?-onic(2-]]-