1,3-Diallyl-5-ethyl-5-phenylbarbituric acid 16846-63-2 5-24-09-00298 (Beilstein Handbook Reference) BARBITURIC ACID, 1,3-DIALLYL-5-ETHYL-5-PHENYL- BRN 0306817 N,N'-Diallylphenobarbital