Showing structure for (1r,2r,4s,5s,6r,7s,9s,10r,11s,13r,15r)-2-(acetyloxy)-1,5,7,10,11-pentahydroxy-4,12,12,15-tetramethyl-8-methylidene-14-oxo-16-oxatricyclo[11.2.1.0²,⁶]hexadecan-9-yl acetate