InChI=1/C19H20N4O2/c24-18(14-6-7-16-17(10-14)22-19(25)21-16)20-15-8-9-23(12-15)11-13-4-2-1-3-5-13/h1-7,10,15H,8-9,11-12H2,(H,20,24)(H2,21,22,25)/p+1/t15-/m1/s1/fC19H21N4O2/h20-23H/q+1 E8810F35663B906B