3-(Bromomethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-4-acetonitrile
5-(Chloromethyl)-3-cyano-2-(trifluoromethoxy)pyridine-4-carboxylic acid
5-(Chloromethyl)-4-cyano-2-(trifluoromethoxy)pyridine-3-carboxylic acid
3-(Bromomethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-6-acetonitrile