Showing structure for methyl 2-[(1r,2s,4r,9r,10s,11r,15r,18s)-6-(furan-3-yl)-7,9,11,15-tetramethyl-12-oxo-3,17-dioxapentacyclo[9.6.1.0²,⁹.0⁴,⁸.0¹⁵,¹⁸]octadeca-7,13-dien-10-yl]acetate