Methyl 4-fluoro-3-iodo-5-(trifluoromethoxy)pyridine-2-acetate
4-Cyano-5-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Cyano-3-fluoro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Cyano-6-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylic acid