InChI=1/C23H21N5O/c24-21(12-18-14-27-22-4-2-1-3-20(18)22)23(29)28-19-11-17(13-26-15-19)6-5-16-7-9-25-10-8-16/h1-11,13-15,21,27H,12,24H2,(H,28,29)/b6-5+/t21-/m0/s1/f/h28H 49FF88DE070F7708