2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(4-aminobutyl)-5-phenyl- 5-(4-Aminobutyl)-5-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione 5-Phenyl-5-(4-aminobutyl)barbituric acid 79181-97-8