Showing structure for (1s,2s,3s,4r,7s,8z,10r,12s,13s,14r,15s)-2,14,15-tris(acetyloxy)-3-hydroxy-4,9,13-trimethyl-17-methylidene-12-[(2-methylpropanoyl)oxy]-5-oxo-6-oxatricyclo[11.4.0.0³,⁷]heptadec-8-en-10-yl (2r)-2-methylbutanoate