Showing structure for (1r,2s,3s,5r,8e,11r,14r)-5,9,14-trimethyl-14-{[(2z)-2-methylbut-2-enoyl]oxy}-13-oxo-4,12-dioxatricyclo[9.3.0.0³,⁵]tetradec-8-en-2-yl (2z)-2-methylbut-2-enoate