Methyl 5-cyano-3-methyl-4-(trifluoromethoxy)pyridine-2-acetate
3-Cyano-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
Methyl 3-cyano-5-methyl-2-(trifluoromethoxy)pyridine-4-acetate
6-(Bromomethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-3-carboxylic acid