InChI=1/C21H19N3O2/c1-13-7-6-10-16-14(2)20(26-19(13)16)21(25)23-12-18-22-11-17(24-18)15-8-4-3-5-9-15/h3-11H,12H2,1-2H3,(H,22,24)(H,23,25)/f/h22-23H F6423B521E34CCFF