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