InChI=1/C23H16N2O8/c1-10-7-16(24-33-10)25-18(11-3-5-12(6-4-11)23(30)31-2)17-19(28)14-8-13(26)9-15(27)20(14)32-21(17)22(25)29/h3-9,18,26-27H,1-2H3/t18-/m0/s1 83119A95901E782B