Showing structure for (1r,10r)-5,13-dimethoxy-4-(3-methylbut-2-en-1-yl)-8,17-dioxatetracyclo[8.7.0.0²,⁷.0¹¹,¹⁶]heptadeca-2,4,6,11(16),12,14-hexaen-14-ol