InChI=1S/C22H20O11/c23-16-17(24)20(21(26)27)33-22(18(16)25)31-8-1-2-9-12(3-8)28-6-11-10-4-14-15(30-7-29-14)5-13(10)32-19(9)11/h1-5,11,16-20,22-25H,6-7H2,(H,26,27)