InChI=1/C21H20N4O2/c1-14(2)25-19(26)10-9-17(22-25)20-18-13-16(27-3)11-12-24(18)23-21(20)15-7-5-4-6-8-15/h4-14H,1-3H3 A301E858E5DC49BC