[alpha-L-Glc?NAc-(1->2)-L-gro-alpha-D-manHepp3PEtn-(1->3)-L-gro-alpha-D-manHepp-(1->5)-alpha-L-3-deoxy-manOct2ulop-onic-(2->4)-alpha-L-3-deoxy-manOct2ulop-onic(2-]-