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