InChI=1/C23H22N4O/c1-28-19-11-6-16(7-12-19)3-2-15-4-8-17(9-5-15)23-26-20-13-10-18(22(24)25)14-21(20)27-23/h4-14H,2-3H2,1H3,(H3,24,25)(H,26,27)/p+1/fC23H23N4O/h27H,24-25H2/q+1 A42F86E4A5973318