4-Cyano-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid
3-Cyano-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid
Ethyl 3-cyano-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-acetate
Ethyl 3-cyano-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine-4-acetate