2-(Chloromethyl)-4-cyano-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-5-acetic acid
2-Fluoro-3-(fluoromethyl)-5-iodo-4-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-cyano-2-(trifluoromethoxy)pyridine-6-acetonitrile