InChI=1/C23H24N4O/c24-20-10-4-5-11-21(20)27-23(28)15-13-19-12-14-22(26-17-19)25-16-6-9-18-7-2-1-3-8-18/h1-5,7-8,10-15,17H,6,9,16,24H2,(H,25,26)(H,27,28)/b15-13+/f/h25,27H EF99D4C55D7AC8C5