Methyl 5-cyano-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylate
3-Fluoro-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-carboxylic acid
Methyl 6-cyano-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 5-fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate