3-Fluoro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetonitrile
3-(Chloromethyl)-5-cyano-2-methoxy-6-(trifluoromethoxy)pyridine
Ethyl 5-cyano-2-iodo-4-(trifluoromethoxy)pyridine-3-acetate
3-(Chloromethyl)-4-cyano-6-methoxy-2-(trifluoromethoxy)pyridine