alpha-D-Kdop-(2->4)[alpha-D-Glcp-(1->3)[alpha-D-Glcp-(1->7)-L-gro-alpha-D-manHep?-(1->7)]-L-gro-alpha-D-manHep?-(1->3)-L-gro-alpha-D-manHep?-(1->5)]-alpha-D-Kdop-(2->6)-beta-D-GlcpN-(1->6)-?-D-GlcpN(1->