2-(Chloromethyl)-4-methyl-6-(trifluoromethoxy)pyridine-3-acetonitrile
5-(Bromomethyl)-2-methyl-3-(trifluoromethoxy)pyridine-6-acetonitrile
4-(Bromomethyl)-2-methyl-6-(trifluoromethoxy)pyridine-3-acetonitrile
3-(Bromomethyl)-5-methyl-6-(trifluoromethoxy)pyridine-2-acetonitrile