Hexobarbitone, Hexobarbital, 5-cyclohexenyl-N-methyl-5-methyl-barbituric acid, 5-(cyclohexen-1-yl)-1,5-dimethyl-1,3-diazinane-2,4,6-trione, Enhexymal, Cyclopan, rac-Hexobarbital, Evipan, Evipal, Citopan, Methylhexabital, Methexenyl, 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(1-cyclohexen-1-yl)-1,5-dimethyl-, Barbidorm