2-Bromo-3-(bromomethyl)-5-(difluoromethyl)pyridine-4-carboxaldehyde
3-(Aminomethyl)-4-bromo-2-(difluoromethyl)pyridine-6-carboxaldehyde
3-Bromo-6-(bromomethyl)-2-(difluoromethyl)pyridine-5-methanol
3-(Aminomethyl)-2-bromo-6-(difluoromethyl)pyridine-5-carboxaldehyde