6-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylic acid
5-Cyano-2-(fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine
2-Fluoro-3-methyl-5-(trifluoromethoxy)pyridine-4-carboxylic acid
4-Cyano-3-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxaldehyde