Showing structure for (1s,2s,3r,4s,7s,8r,11s,12r,17s)-4-hydroxy-4,8,11-trimethyl-15-methylidene-14-oxo-10,18-dioxatetracyclo[9.7.0.0²,⁷.0³,¹⁷]octadecan-12-yl octanoate