2-Bromo-4-(bromomethyl)-3-(difluoromethyl)pyridine-6-carboxaldehyde
2-Bromo-3-(bromomethyl)-6-(difluoromethyl)pyridine-5-carboxaldehyde
3-Bromo-5-(chloromethyl)-4-(difluoromethyl)pyridine-2-acetonitrile
2-Bromo-3-(bromomethyl)-5-(difluoromethyl)pyridine-6-carboxaldehyde