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