[alpha-D-Glcp-(1->6)-?-D-Glcp-(1->6)-beta-D-Glcp-(1->2)-alpha-D-Rhap-(1->6)-?-D-Glcp-(1->?)-?-L-GalpN-(1->3)]-L-gro-?-D-manHepp-(1->3)-L-gro-?-D-manHepp-(1->?)-?-L-3-deoxy-manOct2ulop-onic(2->