6-Chloro-4-iodo-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Chloro-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile
2-Bromo-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetonitrile
4-Chloro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile