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