117978-16-2 D-Glucose, O-6-deoxy-alpha-L-galactopyranosyl-(1-4)-O-(O-alpha-neuraminosyl-(2-3)-beta-D-galactopyranosyl-(1-3))-O-2-(acetylamino)-2-deoxy-beta-D-galactopyranosyl-(1-3)-O-beta-D-galactopyranosyl-(1-3)- Neuacalpha2-3Galbeta1-4-fucalpha1-glcnacbeta1-3Galbeta1-4Glc Sialyl-Le(a) oligosaccharide Sialylated lacto-N-fucopentaose II