Ethyl 2-fluoro-5-methoxy-3-(trifluoromethoxy)pyridine-4-acetate
Methyl 3-cyano-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-acetate
Ethyl 6-fluoro-4-methoxy-3-(trifluoromethoxy)pyridine-2-acetate
Ethyl 2-fluoro-4-methoxy-3-(trifluoromethoxy)pyridine-5-acetate