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