Ethyl 2-cyano-4-methoxy-3-(trifluoromethoxy)pyridine-5-acetate
2-(Chloromethyl)-3-cyano-4-(trifluoromethoxy)pyridine-5-acetonitrile
3-(Chloromethyl)-5-cyano-2-methyl-6-(trifluoromethoxy)pyridine
3-(Chloromethyl)-6-cyano-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine