1-((4,5-Dihydro-5-oxo-4-phenyl-1H-1,2,4-benzotriazepin-3-yl)carbonyl)-4-methylpiperazine 63931-92-0 BRN 0717306 Piperazine, 1-((4,5-dihydro-5-oxo-4-phenyl-1H-1,2,4-benzotriazepin-3-yl)carbonyl)-4-methyl-