Glc(a1-2)[Glc(a1-2)[Rha(a1-3)]Rha(a1-2)Rha(a1-3)]Rha(a1-2)[[2)Rha(a1-3)[Glc(a1-6)]GlcNAc(b1-3)]Rha(a1-3)GalNAc(b1-]n