InChI=1/C21H20N4O2/c22-21(27)23-18-13-11-17(12-14-18)20(26)24-25(19-9-5-2-6-10-19)15-16-7-3-1-4-8-16/h1-14H,15H2,(H,24,26)(H3,22,23,27)/f/h23-24H,22H2 53D7828A368FFACB