Standard InChI: InChI=1S/C22H20N4O3/c23-14-16-4-6-18(7-5-16)25-11-9-24(10-12-25)15-17-13-19(22(28)29)21(27)26-8-2-1-3-20(17)26/h1-8,13H,9-12,15H2,(H,28,29)
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