Synonyms: Ambewelamide A;(1as,2s,4ar,6as,6br,7as,8s,10ar,12as,12br)-8-(acetyloxy)-5,11-dioxo-2,4,6b,7a,8,10,12a,12b-octahydro-1ah,6ah-4a,10a-epidithiobisoxireno[g,g']pyrazino[1,2-a:4,5-a']diindol-2(5h,11h)-yl butanoate;NSC712399;AC1L8FR2;AC1Q5X80;KST-1A7468;AR-1A0775;NSC-712399;NCI60_039333;220345-71-1;Butanoic acid,2S,4aR,6aS,6bR,7aS,8S,10aR,12aS,12bR)- 8-(acetyloxy)-1a,2,6a,6b,7a,8,12a,12b-octahydro- 5,11-dioxo-5H,11H-4a,10a-epidithio-4H,10H-bisoxireno[g,g'] pyrazino[1,2-a:4,5-a']diindol-2-yl ester