10a,11a-Dihydroxy-11-methoxy-6,6,17,17,18-pentamethyl-11,11a,17,18-tetrahydro-5H-azeto[1,2-a]indolo[3''',2''':4'',5'']azocino[1'',2'':4',5']pyrazino[2',1':5,1]pyrrolo[2,3-b]indole-10,20(6H,10aH)-dione AIDS-131599 AIDS131599 NSC624238 Okaramine B