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