Showing structure for 9,10-bis(acetyloxy)-3a,13-dihydroxy-2,5,8,8-tetramethyl-2-[(2-methylbutanoyl)oxy]-12-methylidene-11-[(2-methylpropanoyl)oxy]-4-oxo-1h,3h,5h,9h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl 2-methylbutanoate