5-Fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetic acid
4-Fluoro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetic acid
5-(Fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-methanol
4-Fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-acetic acid