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