InChI=1/C21H19N5O2/c1-13-11-18(28)26-19(15-6-4-7-16(27)12-15)23-20(24-21(26)22-13)25-10-9-14-5-2-3-8-17(14)25/h2-8,11-12,19,27-28H,1,9-10H2,(H,22,23,24)/p-1/t19-/m1/s1/fC21H18N5O2/h28h,22H/q-1 FA43CC1B6A915DE5