5-Chloro-3-(chloromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine
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