Showing structure for (1s,3r,5r,6s,10r,11s,14s)-14-methoxy-3-methyl-9-methylidene-8-oxo-4,7,15-trioxatetracyclo[11.2.1.0³,⁵.0⁶,¹⁰]hexadec-13(16)-en-11-yl 3-methylbut-2-enoate