InChI=1/C21H21N3O2/c1-2-16-6-5-9-19(14-16)23-21(26)20(25)22-11-13-24-12-10-17-7-3-4-8-18(17)15-24/h1,3-9,14H,10-13,15H2,(H,22,25)(H,23,26)/f/h22-23H A904C06E18F6B9C4