InChI=1/C19H20N4O2/c1-15-20-11-13-23(15)12-9-18(24)22-14-16-6-5-10-21-19(16)25-17-7-3-2-4-8-17/h2-8,10-11,13H,9,12,14H2,1H3,(H,22,24)/p+1/fC19H21N4O2/h20,22H/q+1 4C36280834AEC6EC