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