5-Phenyl-5-methylbarbituric acid, Eudan, 5-Methyl-5-phenylbarbityric acid, 5-methyl-5-phenylbarbituric acid, 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-methyl-5-phenyl-, Heptobarbital, 5-methyl-5-phenyl-pyrimidine-2,4,6-trione, Mephebarbital, 5-Methyl-5-phenyl-barbitursaeure, Phenylmethylbarbituric acid, Rutonal, Methylphenylbarbital