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