Showing structure for (1r,2s,4r,6r,9r,10r,11r,12s,14s,15r,18r)-14-(acetyloxy)-6-(furan-3-yl)-10-(2-methoxy-2-oxoethyl)-7,9,11,15-tetramethyl-3,17-dioxapentacyclo[9.6.1.0²,⁹.0⁴,⁸.0¹⁵,¹⁸]octadec-7-en-12-yl (2e)-2-methylbut-2-enoate