alpha-D-GalpA-(1->4)[alpha-D-GalpA-(1->4)[alpha-D-GalpA-(1->5)]-alpha-D-Kdo?-(2->4)[alpha-?-GalpA-(1->4)[alpha-D-Kdo?-(2->6)-alpha-D-Galp-(1->6)]-alpha-D-Manp-(1->5)]-alpha-D-Kdo?-(2->6)]-beta-D-GlcpN-(1->6)-D-GlcN-onic(?->