Ethyl 3-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine-6-acetate
4-Fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
Ethyl 2-hydroxy-6-methoxy-3-(trifluoromethoxy)pyridine-5-acetate
4-(Chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-5-acetic acid