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