InChI=1S/C22H18O13/c23-5-2-1-4-8(5)19(29)32-15-9(4)6(3-7-10(15)11-16-22(33-16)35-20(11)30-7)31-21-14(26)12(24)13(25)17(34-21)18(27)28/h3,11-14,16-17,20-22,24-26H,1-2H2,(H,27,28)