alpha-D-Kdo?-(2->4)[beta-D-GlcpNAc-(1->2)[alpha-D-Glcp-(1->3)]-L-gro-alpha-D-manHepp6PEtn-(1->3)[beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->3)-beta-D-Galp-(1->4)-beta-D-Glcp-(1->4)]-L-gro-alpha-D-manHepp-(1->5)]-alpha-D-Kdo?(2->