1-Methyl-2,4,6(1H,3H,5H)-pyrimidinetrione2565-47-1100 % similar 1-Methylhydantoin616-04-648 % similar Barbituric acid67-52-743 % similar Dimethylbarbituric acid769-42-642 % similar 2-Methyl-4,6-pyrimidinedione40497-30-140 % similar 1-Aminohydantoin6301-02-640 % similar 1-Aminohydantoin hydrochloride2827-56-737 % similar N-Methylsuccinimide1121-07-937 % similar (4S)-Hexahydro-1-methyl-2,6-dioxo-4-pyrimidinecarboxylic acid103365-69-133 % similar 1-(Phenylmethyl)-2,4-imidazolidinedione6777-05-533 % similar 1,5,5-Trimethyl-2,4-imidazolidinedione6851-81-632 % similar Daminozide1596-84-531 % similar Thiobarbituric acid504-17-630 % similar Glycylsarcosine29816-01-130 % similar 1-Methyl-4-carboxy-2-pyrrolidone42346-68-930 % similar