109317-82-0 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(1-phenyl-3-butenyl)- 5-(1-Phenyl-3-butenyl)-2,4,6(1H,3H,5H)-pyrimidinetrione Acide (phenyl-1 buten-3 yl)-5 barbiturique [French] BRN 5050691