InChI=1/C21H21N3O2/c25-21(24-26)10-9-16-5-7-17(8-6-16)14-22-12-11-18-13-19-3-1-2-4-20(19)23-15-18/h1-10,13,15,22,26H,11-12,14H2,(H,24,25)/b10-9+/f/h24H F87DB5B408467D54