Gro(a1-4)[Gal(a1-7)]Kdo(a2-2)Glc(a1-3)Glc(a1-3)[Gro(a1-7)]Gro(a1-3)Gro(a1-5)Kdo(a2-6)GlcN(b1-6)GlcN(a1-