Xyl(b1-2)[Xyl(b1-4)Xyl(b1-2)[Xyl(b1-2)GlcA(b1-2)Xyl(b1-6)[3)Man(a1-3)[Xyl(b1-4)]Man(a1-3)]Man(a1-3)]Man(a1-3)Man(a1-3)Man(a1-]n