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