Methyl 5-cyano-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
3-(Chloromethyl)-2-fluoro-6-methoxy-5-(trifluoromethoxy)pyridine
Methyl 3-cyano-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-cyano-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate