2H-1,4-Benzodiazepin-2-one, 1,3-dihydro-7-chloro-3-hydrazino-5-phenyl- 7-Chloro-3-hydrazino-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one 7-Chloro-5-phenyl-3-hydrazino-2,3-dihydro-1H-1,4-benzodiazepin-2-one 75878-00-1 BRN 5094905