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