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