InChI=1/C19H16N4O3/c24-16-11-5-3-4-10-8-9-23(15(10)11)18(26)14(16)17(25)22-19-20-12-6-1-2-7-13(12)21-19/h1-7,14,16,19,24H,8-9H2,(H,22,25)/p+2/t14-,16+/m1/s1/fC19H18N4O3/h20-21,25H/q+2 E310F3BCD74C19C4