?-D-Kdop-(2->4)-?-D-Kdop-(2->4)[alpha-D-Glcp-(1->2)-alpha-D-Glcp-(1->2)[alpha-D-GlcpNAc-(1->3)]-alpha-D-Galp-(1->3)-alpha-D-Glcp-(1->3)[alpha-D-GlcpNAc-(1->7)-L-gro-alpha-D-manHepp-(1->7)]-L-gro-alpha-D-manHepp-(1->3)-L-gro-alpha-D-manHepp-(1->5)]-D-Kdn(?->