4-(Methylsulfonyl)benzamide

3,4-二氨基苯甲脒, 3,4-Diaminobenzenecarboximidamide

4-Ethynylpyridine

4-乙炔基吡啶

3-Aminoisonicotinamide

3-氨基异烟酰胺

2-乙酰基-4-甲基吡啶, 1-(4-Methylpyridin-2-yl)ethanone

1-(2-Chloropyridin-4-yl)ethanone

2-氯-4-乙酰基吡啶

4-Methoxy-2-oxo-1,2-dihydropyridine-3-carbonitrile

3-氰基-4-甲氧基-2-吡啶酮

Pyridine-2,3-dicarbonitirle

吡啶-2,3-二甲腈

2-Thien-2-ylisonicotinonitrile

tert-Butyl 3-[(5-Nitropyridin-2-yl)oxy]piperidine-1-carboxylate