Synonyms: 2-Propenamide,N,N-dimethyl-3-(5,10,11,11a-tetrahydro-9,11-dimethoxy-5-oxo-1H-pyrrolo[2,1-c][1,4]benzodiazepin-2-yl)-,[11R-[2(E),11a,11ab]]-;1H-Pyrrolo[2,1-c][1,4]benzodiazepine, 2-propenamide deriv.; (+)-PorothramycinB; Antibiotic BMY 28121B; BMY 28121B; Porothramycin B