2-(Bromomethyl)-6-cyano-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
5-(Bromomethyl)-4-cyano-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3-(Bromomethyl)-4-cyano-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
3-(Bromomethyl)-2-cyano-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine