2-溴-1-(吡啶-2-基)丙烷-1-酮

N-[2-methyl-1-nitroso-1-(1H-pyridin-2-ylidene)propan-2-yl]hydroxylamine

(2-甲氧基苯基)(2-吡啶基)甲酮

2-吡啶甲酸

2-吡啶甲酰胺