1H-1,2,4-Benzotriazepine-3-carboxamide, 4,5-dihydro-5-oxo-4-phenyl- 4,5-Dihydro-5-oxo-4-phenyl-1H-1,2,4-benzotriazepine-3-carboxamide 5-26-07-00292 (Beilstein Handbook Reference) 63931-90-8 BRN 0674496 NSC 307500