[beta-D-Glcp-(1->4)-[L-gro-alpha-D-manHepp-(1->7)-[beta-D-Glcp-(1->6)-alpha-D-Glcp-(1->4)-alpha-D-GlcpN-(1->4)-[L-gro-alpha-D-manHepp-(1->2)-D-gro-alpha-L-manHepp-(1->2)-alpha-L-GalpA-(1->3)]-L-gro-alpha-D-manHepp-(1->3)]-L-gro-alpha-D-manHepp-(1->5)]-D-gro-alpha-D-talOct2ulop-onic-(2->4)-?-L-3-deoxy-manOct2ulop-onic(2-]-