英文同义词: | 5-(2-Methylpropyl)-5-(2-methyl-2-propenyl)barbituric acid;5-(2-methylprop-2-enyl)-5-(2-methylpropyl)-1,3-diazinane-2,4,6-trione;5-Isobutyl-5-(2-Methylallyl)Pyrimidine-2,4,6(1H,3H,5H)-Trione;2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(2-methyl-2-propen-1-yl)-5-(2-methylpropyl)-;Butalbital Impurity L |