Ethyl 3-(bromomethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-5-carboxylate
4-Cyano-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid
Ethyl 3-(bromomethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-4-carboxylate
5-Cyano-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid