NSC 177499

tomaymycin

2-Ethylidene-1,2,3,10,11,11a-hexahydro-8-hydroxy-7,11-dimethoxy-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one

(2E,11R,11aS)-2-Ethylidene-1,2,3,10,11,11a-hexahydro-8-hydroxy-7,11-dimethoxy-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one