Showing structure for (1r,2r,3s,8r,10r,11r,15s,16s,17s)-3,10-bis(acetyloxy)-15-(furan-3-yl)-2,7,7,11,16-pentamethyl-5-oxo-6-oxatetracyclo[9.7.0.0²,⁸.0¹²,¹⁶]octadec-12-en-17-yl acetate