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