63989-72-0 8,10-Diazaspiro(5.5)undecane-7,9,11-trione, 1-ethyl-5-methyl-9-thioxo-, sodium salt Sodium 1-ethyl-5-methyl-9-thioxo-8,10-diazaspiro(5.5)undecane-7,9,11-trione Sodium spiro(2'-ethyl-6'-methylcyclohexane)-5,5-pyrimidine-2-thio-4,6-dione Sodium spiro(2-ethyl-6-methylcyclohexane 2'-thiobarbiturate)