Showing structure for (1r,2r,4s,5s,6r,10r,11s,12r,15r,16r,18s,19r)-16-(acetyloxy)-6-(furan-3-yl)-11,18-dihydroxy-1,5,10,15-tetramethyl-13-oxapentacyclo[10.6.1.0²,¹⁰.0⁵,⁹.0¹⁵,¹⁹]nonadec-8-en-4-yl acetate