InChI=1/C19H20N6/c1-24-8-10-25(11-9-24)13-6-7-16-17(12-13)21-19(20-16)18-14-4-2-3-5-15(14)22-23-18/h2-7,12H,8-11H2,1H3,(H,20,21)(H,22,23)/p+1/fC19H21N6/h21-22,24H/q+1 8FF010A97A1B2DDA