Methyl 6-fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylate
2-(Chloromethyl)-5-fluoro-3-methoxy-4-(trifluoromethoxy)pyridine
5-Cyano-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-Cyano-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetonitrile