InChI=1/C21H24N4O3/c26-20(23-22-16-17-6-8-18(9-7-17)21(27)28)10-11-24-12-14-25(15-13-24)19-4-2-1-3-5-19/h1-9,16H,10-15H2,(H,23,26)(H,27,28)/p-1/b22-16+/fC21H23N4O3/h23H/q-1 98A7DE1B211624B9