2-Bromo-4-chloro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Bromo-4-chloro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Bromo-5-cyano-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Bromo-3-chloro-6-(trifluoromethoxy)pyridine-4-carboxaldehyde