Fuc?1-?(NeuGc?2-?Gal?1-?)GlcNAc?1-?Mana1-3(Fuc?1-?(NeuGc?2-?Gal?1-?)GlcNAc?1-?Mana1-6)Manb1-4GlcNAcb1-4GlcNAcb
