LST A

LS-TETRASACCHARIDE A

SIALYLLACTO-N-TETRAOSE A

LST a, N-Acetylneuramin-lacto-N-tetraosea, α-NeuNAc-(2-3)-β-Gal-(1-3)-b-GlcNAc-(1-3]-β-Gal-(1-4)-Glc