4-(pyridin-4-ylmethylideneamino)benzenesulfonamide

5-methyl-7-oxo-7-pyridin-4-ylhept-5-enal

6-(哌啶-4-甲基)-2H-苯并[b][1,4]噁嗪-3(4h)-酮

4-methyl-4-nitro-1-phenyl-3-pyridin-4-ylpentan-1-one

2,6-diamino-5-(pyridin-4-ylmethylamino)-1H-pyrimidin-4-one