4-Cyano-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Fluoro-2-methoxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4-Cyano-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
4-Fluoro-3-methoxy-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine