InChI=1/C22H20N4O2/c1-13-8-14(2)10-16(9-13)26-21(25)18(20(24)19(12-23)22(26)27)11-15-4-6-17(28-3)7-5-15/h4-11,25H,24H2,1-3H3/b18-11+,25-21? F346591B29F88AE5