Showing structure for (1s,3r,9s,11r)-7-(3,4-dihydroxybenzoyl)-4,4,10,10-tetramethyl-3,9,11-tris(3-methylbut-2-en-1-yl)-5-oxatricyclo[7.3.1.0¹,⁶]tridec-6-ene-8,13-dione