InChI=1/C21H23FN4OS/c1-21(2,3)19-24-25-20(26(19)17-7-5-4-6-8-17)28-14-13-18(27)23-16-11-9-15(22)10-12-16/h4-12H,13-14H2,1-3H3,(H,23,27)/f/h23H 8442CA78215C9D0E