InChI=1S/C22H18O14/c23-9-4-8-5-14(21(32)34-13(8)6-10(9)24)33-12-2-1-7(3-11(12)25)20(31)36-22-17(28)15(26)16(27)18(35-22)19(29)30/h1-6,15-18,22-28H,(H,29,30)