58735-64-1

(3E,5aS,10bR,11aS)-10b-(1,1-Dimethyl-2-propen-1-yl)-6,10b,11,11a-tetrahydro-3-(1H-imidazol-5-ylmethylene)-2H-pyrazino[1′,2′:1,5]pyrrolo[2,3-b]indole-1,4(3H,5aH)-dione