2-Cyano-5-methoxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
4-Chloro-3-(chloromethyl)-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Cyano-4-methoxy-6-(trifluoromethoxy)pyridine-3-acetonitrile
2-Chloro-5-methyl-6-(trifluoromethoxy)pyridine-3-acetonitrile