Showing structure for (1s,4s,5r,6s,9s,10r,12r,14r)-7-[(acetyloxy)methyl]-5,6-dihydroxy-3,11,11,14-tetramethyl-15-oxotetracyclo[7.5.1.0¹,⁵.0¹⁰,¹²]pentadeca-2,7-dien-4-yl (2z)-2-methylbut-2-enoate