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