Showing structure for methyl (1r,4r,8r,11e,14s)-11-[(4-hydroxy-3-methoxyphenyl)methylidene]-12-oxo-7,9,13-trioxatetracyclo[6.5.1.0¹,¹⁰.0⁴,¹⁴]tetradeca-2,5-diene-5-carboxylate