37922-73-9 4H-2,3-Benzodiazepin-4-one, 3,5-dihydro-1-phenyl-3-(2-(1-pyrrolidinyl)ethyl)-, (Z)-2-butenedioate LD-W 511-69 Phenyl-1 beta-pyrrolidino-ethyl-3 5H-benzodiazepine-2,3 one-4 maleate acide [French]