3-Chloro-4-cyano-6-(difluoromethyl)-2-nitropyridine
Methyl 5-bromo-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-carboxylate
Methyl 5-bromo-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-carboxylate
3-Chloro-4-cyano-5-(difluoromethyl)-2-nitropyridine