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