3-Chloro-6-fluoro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Chloro-2-hydroxy-3-iodo-6-(trifluoromethoxy)pyridine
3-Chloro-5-fluoro-6-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Bromo-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-6-acetonitrile