Showing structure for (1s,2r,4s,7r,8s,11r,12s,13s,15r,17s,19r)-13,15-bis(acetyloxy)-7-(furan-3-yl)-1,8,12,16,16-pentamethyl-5-oxo-3,6-dioxapentacyclo[9.8.0.0²,⁴.0²,⁸.0¹²,¹⁷]nonadecan-19-yl acetate