phenobarbital5-Ethyl-5-phenyl-pyrimidine-2,4,6-trione5-Ethyl-5-phenylbarbituric acid5-Phenyl-5-ethylbarbituric acid5-ethyl-5-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione5-ethyl-5-phenylpyrimidine-2,4,6(1H,3H,5H)-trionePHENYLETHYLMALONYLUREAPhenobarbitalPhenobarbitolPhenobarbitonePhenobarbituric AcidPhenylaethylbarbitursaeurePhenylethylbarbituratePhenylethylbarbituric AcidPhenylethylbarbitursaeurePhenylethylmalonylurea