Methyl 2-(aminomethyl)-6-bromo-5-(difluoromethyl)pyridine-3-carboxylate
3-(Difluoromethyl)-4-methyl-5-nitropyridine-2-sulfonamide
6-Cyano-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Cyano-3-(difluoromethyl)-5-iodopyridine-4-carbonyl chloride