Showing structure for (1e,3s,4s,6s,9r,11s,12s,14s)-9,12-bis(acetyloxy)-3,14-dihydroxy-7,11,15,15,16,16-hexamethyl-10-oxotricyclo[9.3.1.1⁴,⁸]hexadeca-1,7-dien-6-yl acetate