InChI=1/C19H14N4O2/c24-17(22-19-20-8-9-21-19)15-13-6-3-5-12-10-11-4-1-2-7-14(11)23(16(12)13)18(15)25/h1-9,25H,10H2,(H2,20,21,22,24)/f/h20-21H 1CA8FFB0E2DAC996