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