2-Chloro-3-(chloromethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine
5-Bromo-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile
4-Chloro-3-(fluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine
6-Bromo-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile