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