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