4-(Bromomethyl)-5-fluoro-2-methoxy-3-(trifluoromethoxy)pyridine
2-(Bromomethyl)-3-hydroxy-4-iodo-5-(trifluoromethoxy)pyridine
4-(Bromomethyl)-3-fluoro-5-methoxy-2-(trifluoromethoxy)pyridine
6-Fluoro-3-(fluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine