ethyl-8-trimethylsilyl-2-acetyl-12,12a-dihydro-9-oxo-9H,11H-azeto(2,1-c)imidazo(1,5a)-1,4-benzodiazepine
ethyl-8-trimethylsilyl-2-acetyl-12,12a-dihydro-9-oxo-9h,11h-azeto(2,1-c)imidazo(1,5a)-1,4-benzodiazepine