InChI=1/C22H20N4O/c1-14-7-12-24-19(13-14)26-20(17-8-10-23-11-9-17)18-6-5-16-4-3-15(2)25-21(16)22(18)27/h3-13,20,27H,1-2H3,(H,24,26)/p+1/t20-/m1/s1/fC22H21N4O/h24,26H/q+1 ED81588BBB529C1A