NeuAca2-3Galb1-4GlcNAcb1-?(NeuAca2-6Galb1-4GlcNAcb1-2)Mana1-3(NeuAca2-6Galb1-4GlcNAcb1-2Mana1-6)Manb1-4GlcNAcb1-4GlcNAc+aldi
