63990-24-9 7,9-Diazaspiro(4.5)decane-6,8,10-trione, 1,4-diethyl-8-thioxo-, sodium salt Sodium 1,4-diethyl-8-thioxo-7,9-diazaspiro(4.5)decane-6,8,10-trione Sodium spiro(2',5'-diethylcyclopentane)-5,5-pyrimidine-2-thio-4,6-dione Sodium spiro(2,5-diethylcyclopentane 2'-thiobarbiturate)