InChI=1/C15H12FN3OS/c1-21-15-18-13(9-2-4-11(16)5-3-9)14(19-15)10-6-7-17-12(20)8-10/h2-8,17,20H,1H3/b14-10-/f/h20h,19H/b 20527D6676287D66