Showing structure for (1s,2s,4s,6s,9e,11r,12s,15r)-2-(acetyloxy)-4,9,12-trimethyl-15-[(2r)-2-methyloxiran-2-yl]-13-oxo-5-oxatricyclo[10.3.0.0⁴,⁶]pentadec-9-en-11-yl acetate