Ethyl 3-(fluoromethyl)-5-iodo-6-(trifluoromethoxy)pyridine-2-carboxylate
2-(Difluoromethyl)-5-nitro-3-(trifluoromethyl)pyridine-6-carbonyl chloride
6-Chloro-2-(difluoromethyl)-4-nitropyridine-3-methanol
2-Bromo-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine-4-carboxylic acid