2-Bromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
6-Bromo-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Bromo-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
2-Bromo-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxaldehyde