InChI=1/C22H19N5O/c28-22(15-5-12-21(23-13-15)25-16-6-7-16)26-17-8-10-18(11-9-17)27-14-24-19-3-1-2-4-20(19)27/h1-5,8-14,16H,6-7H2,(H,23,25)(H,26,28)/f/h25-26H 3308962F6BE676B3