InChI=1/C20H17N3O3/c1-13-22-16(8-7-14-9-11-21-12-10-14)18(19(24)23-13)17(20(25)26)15-5-3-2-4-6-15/h2-12,17H,1H3,(H,25,26)(H,22,23,24)/p-1/b8-7+/t17-/m1/s1/fC20H16N3O3/h23H/q-1 FF922692B6F9FC0A