2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(aminomethylene)-1,3-dibutyl- 5-(Aminomethylene)-1,3-dibutyl-2,4,6(1H,3H,5H)-pyrimidinetrione 5-Amdba 5-Aminomethylene-1,3-dibutylbarbituric acid 99108-12-0