3-(Bromomethyl)-4-chloro-2-fluoro-6-(trifluoromethoxy)pyridine
4-(Bromomethyl)-6-chloro-2-hydroxy-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-2-chloro-6-fluoro-5-(trifluoromethoxy)pyridine
4-(Bromomethyl)-6-chloro-3-hydroxy-2-(trifluoromethoxy)pyridine