3-Chloro-4-cyano-6-(trifluoromethoxy)pyridine-2-acetonitrile
3-Chloro-4-cyano-2-(trifluoromethoxy)pyridine-6-acetonitrile
4-Chloro-2-(chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine
3-Chloro-4-(chloromethyl)-2-(trifluoromethoxy)pyridine-5-acetonitrile