InChI=1/C23H24N4O/c1-4-27-21-19(23(28)26(3)20-6-5-13-24-22(20)27)14-18(15-25-21)12-11-17-9-7-16(2)8-10-17/h5-10,13-15H,4,11-12H2,1-3H3 F3FF8DCBC27ED30E