2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-1,3-dimethyl-5-(3-methylbutyl)- 28239-46-5 Barbituric acid, 5-ethyl-5-isopentyl-1,3-dimethyl- Dimethylamobarbital N,N'-Dimethylamobarbital NSC47358