D-gro-?-D-talOct2ulop-onic-(2->4)[?-D-GlcpNAc-(1->3)[?-?-Hep?-(1->7)-L-gro-?-D-manHepp-(1->7)]-L-gro-?-D-manHepp-(1->3)[?-D-Glcp-(1->7)]-L-gro-?-D-manHepp-(1->5)]-D-Kdo(?->