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