Showing structure for methyl (1r,2r,4r,6s,7r,8r,9r,10r,15r)-9-(acetyloxy)-6-(furan-3-yl)-17-hydroxy-1,7,11,15-tetramethyl-14,18-dioxo-8-(propanoyloxy)-3-oxapentacyclo[8.8.0.0²,⁴.0²,⁷.0¹¹,¹⁶]octadeca-12,16-diene-15-carboxylate