Showing structure for (1'r,3r,4'r,5s,6'r,8's,12'r)-5-(furan-3-yl)-1'-hydroxy-6'-methyl-2,2'-dioxo-3'-oxaspiro[oxolane-3,7'-tricyclo[6.3.1.0⁴,¹²]dodecan]-12'-ylmethyl acetate