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