Showing structure for (1s,2s,3r,7r,8s,9r,11r,13s)-1,9-dihydroxy-9,13-dimethyl-8-[(3-methylbutanoyl)oxy]-4-methylidene-5-oxo-6,14-dioxatricyclo[9.2.1.0³,⁷]tetradecan-2-yl (2z)-2-methylbut-2-enoate