β-Neuraminic acid, N-acetyl-2-S-phenyl-2-thio-, methyl ester, 4,7,8,9-tetraacetate

β-Neuraminic acid, N-acetyl-2-S-phenyl-2-thio-, methyl ester, 4,7,8,9-tetraacetate · CAS 118977-25-6