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