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