5-(Bromomethyl)-4-(difluoromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine
5-(Chloromethyl)-3-cyano-4-(trifluoromethoxy)pyridine-2-acetonitrile
3-(Bromomethyl)-4-(difluoromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-cyano-2-(trifluoromethoxy)pyridine-4-acetonitrile