Showing structure for (1'r,2s,3s,3'r,3as,4r,4'r,5'r,5as,6'r,7's,9'r,9as,9bs)-4,4',5'-tris(acetyloxy)-3'-hydroxy-7-methoxy-2,3',5a,6,6',9',9b-heptamethyl-8,10'-dioxo-2,3a,4,5,9,9a-hexahydro-1h-11'-oxaspiro[cyclopenta[a]naphthalene-3,2'-tricyclo[7.2.1.0¹,⁶]dodecan]-7'-yl acetate