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