2-pyrrol-2-ylidene-1H-3,1-benzothiazin-4-one

2-(1H-pyrrole-2-carbothioylamino)benzoic acid

(2R,11aS)-2-hydroxy-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5,11-dione

11-chloropyrrolo[2,1-c][1,4]benzodiazepine