2-Cyano-4-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Cyano-3-methoxy-5-(trifluoromethoxy)pyridine-4-carboxylic acid
3-(Aminomethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-Cyano-5-methoxy-2-(trifluoromethoxy)pyridine-3-carboxaldehyde