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