Gal(a1-2)Gal(a1-2)[Glc(b1-3)[GlcNAc(a1-4)]GalNAc(b1-4)GlcA(b1-3)GalNAc(b1-4)Glc(b1-3)]Glc(a1-3)Glc(a1-3)[Gro(a1-7)]Gro(a1-3)Gro(a1-5)Kdn