2-Cyano-5-methoxy-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-(Bromomethyl)-6-cyano-4-methoxy-3-(trifluoromethoxy)pyridine
2-Cyano-4-methoxy-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-(Bromomethyl)-5-cyano-6-methoxy-3-(trifluoromethoxy)pyridine