3-Bromo-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetonitrile
5-Chloro-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Bromo-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile
4-Chloro-3-(chloromethyl)-2-(trifluoromethoxy)pyridine-5-acetic acid