Showing structure for (1r,2r,3s,4s,5r,8r,9r,10r,12z,14s)-5,9,10-tris(acetyloxy)-4-hydroxy-4,8,12,17-tetramethyl-16-oxo-15,18-dioxatetracyclo[12.4.0.0¹,¹⁷.0³,⁸]octadeca-6,12-dien-2-yl acetate