2-Bromo-6-(bromomethyl)-3-(difluoromethyl)-5-nitropyridine
Methyl 4-bromo-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-carboxylate
Methyl 4-bromo-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-carboxylate
Methyl 4-bromo-2-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-carboxylate