6-Cyano-3-methyl-2-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Cyano-3-methyl-6-(trifluoromethoxy)pyridine-4-carboxylic acid
4-Cyano-3-methyl-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Cyano-3-methyl-2-(trifluoromethoxy)pyridine-6-carboxaldehyde