17626-60-7 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(1-cyclohepten-1-yl)-5-ethyl-, monosodium salt 5-(1-Cyclohepten-1-yl)-5-ethylbarbituric acid sodium salt 509-86-4 BARBITURIC ACID, 5-(1-CYCLOHEPTEN-1-YL)-5-ETHYL-, SODIUM SALT Heptabarbital sodium Medomin sodium