Showing structure for (1r,3'r,3'as,7'r,7'ar)-3-acetyl-7'-hydroperoxy-3',4-dihydroxy-3',7'-dimethyl-5,5-bis(3-methylbut-2-en-1-yl)-1',2',3'a,4',6',7'a-hexahydrospiro[cyclohexane-1,5'-inden]-3-ene-2,6-dione