InChI=1/C22H18N4O2/c1-10(27)11-3-5-16-13(7-11)19-14-8-23-22(28)20(14)18-12(21(19)24-16)4-6-17-15(18)9-26(2)25-17/h3,5,7,9,24H,4,6,8H2,1-2H3,(H,23,28)/f/h23H D520510ADE2B22FE