Showing structure for (11s,12s,13r,14s)-14-hydroxy-3,22-dimethoxy-12,13-dimethyl-5,7,18,20-tetraoxapentacyclo[13.7.0.0²,¹⁰.0⁴,⁸.0¹⁷,²¹]docosa-1(15),2,4(8),9,16,21-hexaen-11-yl (2z)-2-methylbut-2-enoate