Showing structure for (1s,2s,5r,5'ar,8'ar,9'r,10'r,11'as,11'bs)-9'-hydroxy-8'a,9'-dimethyl-3,3',7'-trioxo-5',5'a,8',10',11',11'b-hexahydro-1'h-4,6-dioxaspiro[bicyclo[3.1.0]hexane-2,6'-phenaleno[3,3a-c]furan]-10'-yl acetate