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