Showing structure for (1s,2r,4s,7r,8s,11s,12s,16r,18r)-12-acetyl-7-[(5s)-5-hydroxy-2-oxo-5h-furan-3-yl]-1,8,15,15-tetramethyl-5,13-dioxo-3,6,14-trioxapentacyclo[9.7.0.0²,⁴.0²,⁸.0¹²,¹⁶]octadecan-18-yl acetate