Showing structure for (1s,2s,3ar,5r,9s,10r,11s,13r,13ar)-9,13-bis(acetyloxy)-10-[(3-hydroperoxy-2-methylidenebutanoyl)oxy]-3a,5,11-trihydroxy-2,5,8,8-tetramethyl-12-methylidene-4-oxo-1h,2h,3h,9h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl (2z)-2-methylbut-2-enoate