Ethyl 4-fluoro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetate
Ethyl 4-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetate
2-Fluoro-4-iodo-6-(trifluoromethoxy)pyridine-3-carboxylic acid
3-(Chloromethyl)-4-cyano-2-(trifluoromethoxy)pyridine-5-acetic acid