63989-95-7 7,9-Diazaspiro(4.5)decane-6,8,10-trione, 2-ethyl-1-methyl-4-propyl-8-thioxo-, sodium salt Sodium 2-ethyl-1-methyl-4-propyl-8-thioxo-7,9-diazaspiro(4.5)decane-6,8,10-trione Sodium spiro(3'-ethyl-2'-methyl-5'-propylcyclopentane)-5,5-pyrimidine-2-thio-4,6-dione Sodium spiro(3-ethyl-2-methyl-5-propylcyclopentane 2'-thiobarbiturate)