2-O-(p-Nitrophenyl)-α-D-N-acetylneuraminic Acid, Sodium Salt, X Hydrate;2-O-(4-NITROPHENYL)-A-D-N-ACETYLNEURAMINIC ACID SODIUM SALT;2-O-(p-Nitrophenyl)-;sodium,(2S,4S,6R)-5-acetamido-4-hydroxy-2-(4-nitrophenoxy)-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylate;Neu5Ac2-α-PNP;2-O-(p-Nitrophenyl)-α-D-N-acetylneuraminic Acid, Ammonium Salt Disscontinued see N502501
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