InChI=1/C22H20N4O5/c1-26(2)21(27)14-6-4-8-17(10-14)31-19-12-15(22(28)29)11-18(25-19)30-16-7-3-5-13(9-16)20(23)24/h3-12H,1-2H3,(H3,23,24)(H,28,29)/f/h23-24H2 C47A92E46A1EBF7D