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