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