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