2-(Chloromethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetonitrile
6-(Chloromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetonitrile
6-(Chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetonitrile
2-(Bromomethyl)-3-(difluoromethyl)-5-methoxypyridine