InChI=1/C19H16FN3O4S/c20-17-5-2-1-4-16(17)19-18-6-3-11-21(18)12-13-22(19)28(26,27)15-9-7-14(8-10-15)23(24)25/h1-11,19H,12-13H2/t19-/m0/s1 9054243FF0BDD6A2