InChI=1/C19H21FN4O2/c20-16-8-7-14(11-15(16)18(21)25)23-19(26)22-12-13-5-1-2-6-17(13)24-9-3-4-10-24/h1-2,5-8,11H,3-4,9-10,12H2,(H2,21,25)(H2,22,23,26)/f/h22-23H,21H2 8389C47D5F143A0C