[alpha-D-Rhap-(1->6)-alpha-D-Glcp-(1->4)-[alpha-D-Glcp-(1->6)-beta-D-Glcp-(1->3)-alpha-L-GalpN-(1->3)]-L-gro-alpha-D-manHepp6P-(1->3)-L-gro-alpha-D-manHepp2,4P2-(1->5)-alpha-L-3-deoxy-manOct2ulop-onic-(2->4)-alpha-L-3-deoxy-manOct2ulop-onic(2-]-