Showing structure for (1s,2s,5r,7r,8r,11r,12r)-5,7-dimethoxy-14,14-dimethyl-6-oxatetracyclo[9.2.1.0⁴,¹².0⁸,¹²]tetradec-3-en-2-yl (2z)-2-methylbut-2-enoate