1-(4-ethoxyphenyl)-3-(pyridine-4-carbonylamino)urea

N'-octadecanoylisonicotinohydrazide

N'-dodecanoylpyridine-4-carbohydrazide

N-[(Z)-(2-methoxyphenyl)methylideneamino]pyridine-4-carboxamide

2-(吡啶-4-基)-1,3,4-噁二唑