Neu5Ac(a2-3)GalNAc(?1-?)GlcNAc(?1-?)Man(a1-3/6)[Neu5Ac(a2-3)Gal(?1-?)GlcNAc(?1-?)Man(a1-3/6)]Man(b1-4)GlcNAc(b1-4)[Fuc(a1-6)]GlcNAc(b1-
