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