InChI=1/C23H22N4O/c1-16(2)17-7-9-19(10-8-17)26-23(28)20-6-4-3-5-18(20)13-27-12-11-21-22(14-27)25-15-24-21/h3-12,14-16H,13H2,1-2H3,(H,26,28)/p+1/fC23H23N4O/h24,26H/q+1 AB68984141618F81