Showing structure for methyl (1s,2s,4r,6s,7r,8r,9r,10r,11s,12s,14r,15s,16r,18r)-9,12,18-tris(acetyloxy)-6-(furan-3-yl)-14-hydroxy-1,7,11,15-tetramethyl-8-[(2-methylpropanoyl)oxy]-3-oxapentacyclo[8.8.0.0²,⁴.0²,⁷.0¹¹,¹⁶]octadecane-15-carboxylate