InChI=1/C22H19N5O/c1-14(2)27-12-18(20-21(24)25-13-26-22(20)27)15-7-9-17(10-8-15)28-19-6-4-3-5-16(19)11-23/h3-10,12-14H,1-2H3,(H2,24,25,26)/f/h24H2 2C28538838680CE6