2-(Bromomethyl)-3-fluoro-5-(trifluoromethoxy)pyridine-6-acetic acid
6-(Bromomethyl)-4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-6-fluoro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2-(Bromomethyl)-4-hydroxy-3-methoxy-5-(trifluoromethoxy)pyridine