InChI=1/C21H19N3O2/c22-21(18-9-5-2-6-10-18)24-26-15-20(25)23-19-13-11-17(12-14-19)16-7-3-1-4-8-16/h1-14H,15H2,(H2,22,24)(H,23,25)/f/h23H,22H2/b24-21- 803FBFBC428D25CD