2-Fluoro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetonitrile
3-Fluoro-4-(fluoromethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
5-Fluoro-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetic acid
4-Fluoro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid