ammonium 5-acetamido-2,3-didehydro-2,3,4,5-tetradeoxy-4-(triphenylphosphoranylideneamino)-D-glycero-D-talo-2-nonulopyranosidonate

ammonium 5-acetamido-2,3-didehydro-2,3,4,5-tetradeoxy-4-(triphenylphosphoranylidenamino)-D-glycero-D-galacto-2-nonulopyranosidonate

N-([(2)H3]-acetyl)-β-neuraminic acid

2,4,7,8,9-penta-O-acetyl-5-N-([(2)H3]-acetyl)-β-neuraminic acid methyl ester