InChI=1/C20H17FN4O/c21-15-5-3-13(4-6-15)18-19(25-16-2-1-8-24-20(16)18)14-7-9-22-17(12-14)23-10-11-26/h1-9,12,25-26H,10-11H2,(H,22,23)/f/h23H 6A4D4FE277197B27