3-Cyano-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Fluoro-6-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
3-Fluoro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetonitrile
3-Cyano-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid