?-D-Kdo?-(2->?)-?-D-Glc?N-(1->?)-?-D-Gal?A-(1->?)[L-gro-?-D-manHep?-(1->?)]-L-gro-?-D-manHep?-(1->?)[?-D-Glc?-(1->?)]-L-gro-?-D-manHep?-(1->?)[?-D-Kdo?-(2->?)]-?-D-Kdo?(2->