InChI=1/C22H20N4/c1-15-11-16(2)13-18(12-15)24-22-20-6-4-3-5-19(20)21(25-26-22)14-17-7-9-23-10-8-17/h3-13H,14H2,1-2H3,(H,24,26)/p+1/fC22H21N4/h24-25H/q+1 D9E5F53B95C990E3