InChI=1/C20H17N3O2/c24-20-19-18(22-13-23-20)16(11-21-19)9-15-7-4-8-17(10-15)25-12-14-5-2-1-3-6-14/h1-8,10-11,13,21H,9,12H2,(H,22,23,24)/f/h23H 945051631A6CDB78