Methyl 5-acetamido-2,3,5-trideoxy-8,9-O-isopropylidene-D-glycero-D-galacto-non-2-enopyranosonate

5-acetamido-4-guanidino-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate

2,4,7,8,9-penta-O-acetyl-5-N-(2,2,2-trifluoroacetyl)-β-neuraminic acid methyl ester