3-pyridin-4-yl-2H-1,2,4-thiadiazole-5-thione

4-氯-5-甲氧基-2-(4-吡啶)嘧啶

(2-pyridin-4-ylpyrimidin-5-yl)methanol

3-tert-butyl-1-methyl-1-(2-pyridin-4-ylpyrimidin-4-yl)urea

1-(2-pyridin-4-yl-1H-imidazol-5-yl)ethanone