Showing structure for (1s,2s,3s,5r,8s,9z,12r,13r,14s,15s,17s,19r)-2,12-bis(acetyloxy)-13-hydroxy-5,10,14,19-tetramethyl-6-oxo-4,7,18-trioxapentacyclo[12.5.0.0³,⁵.0³,⁸.0¹⁷,¹⁹]nonadec-9-en-15-yl acetate