(5-carbamoyl-1H-imidazol-4-yl) pyridine-4-carboxylate

Ethyl 3-(4-pyridinyl)-2-propynoate

3-(4-吡啶)-2-丙炔酸

2-氯-N-苯基-4-吡啶羧酰胺

N-(4-chloropyrimidin-5-yl)-N-ethylpyridine-4-carboxamide