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