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