5-Bromo-2-(fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine
6-Bromo-4-chloro-2-(chloromethyl)-3-(trifluoromethoxy)pyridine
4-Bromo-5-fluoro-3-(trifluoromethoxy)pyridine-2-acetic acid
4-Bromo-5-(fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine