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