2095-57-0 4,6(1H,5H)-Pyrimidinedione, 5-ethyldihydro-5-(1-methylpropyl)-2-thioxo- 5-sec-Butyl-5-ethyl-2-thiobarbituric acid Barbituric acid, 5-sec-butyl-5-ethyl-2-thio- Inactin NSC32372