InChI=1/C19H20N4O2/c1-12(24)22-14-5-4-6-15(10-14)23-19(25)17(20)9-13-11-21-18-8-3-2-7-16(13)18/h2-8,10-11,17,21H,9,20H2,1H3,(H,22,24)(H,23,25)/p+1/t17-/m0/s1/fC19H21N4O2/h20,22-23H/q+1 A2F8837C40321FEB