2-(Aminomethyl)-4-(difluoromethyl)-3-nitropyridine
Methyl 2-(aminomethyl)-5-cyano-4-(difluoromethyl)pyridine-3-carboxylate
6-(Difluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 2,3-dibromo-5-(trifluoromethoxy)pyridine-4-carboxylate