3,4-dimethyl-1-oxidopyridin-1-ium

吡啶

(3,4-dimethylpyridinio)-N-phosphonate

(2R,4S,5R,6R)-5-acetamido-2-(3,4-dimethylpyridin-1-ium-1-yl)-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylate

N-tert-butyl-(E)-crotonaldimine