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
3-Chloro-2-cyano-6-methoxy-4-(trifluoromethoxy)pyridine