InChI=1/C19H15FN2O2/c20-14-5-3-12(4-6-14)19-15-2-1-7-22(15)16-9-18-17(23-11-24-18)8-13(16)10-21-19/h1-9,19,21H,10-11H2/t19-/m1/s1 5E2FD53F899B5970