甲醇

N-乙酰基-2-氯-2-脱氧神经氨酸甲酯4,7,8,9-四乙酸酯

(2S,4S,5S,6R)-5-acetamido-2,4-dihydroxy-6-[(1R,2R)-1,2,3-trihydro xypropyl]tetrahydropyran-2-carboxylic acid

重氮甲烷