Ethyl 4-(chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-(chloromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-6-carboxylate
4-Cyano-3-nitro-6-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 3-(chloromethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-5-carboxylate