63990-17-0 7,9-Diazaspiro(4.5)decane-6,8,10-trione, 2-(n-butyl)-1,4-dimethyl-8-thioxo-, sodium salt Sodium 2-(n-butyl)-1,4-dimethyl-8-thioxo-7,9-diazaspiro(4.5)decane-6,8,10-trione Sodium spiro(3'-(n-butyl)-2',5'-dimethylcyclopentane)-5,5-pyrimidine-2-thio-4,6-dione Sodium spiro(3-(n-butyl)-2,5-dimethylcyclopentane 2'-thiobarbiturate)