Showing structure for 2-[(2e)-4-[(1r,4's,4ar,7ar)-4'-hydroxy-4a,5',5',7a-tetramethyl-6,7-dihydro-5h-spiro[cyclopenta[c]pyran-1,2'-oxolan]-3-yl]-3-methylbut-2-en-1-yl]-6-methylbenzene-1,4-diol