InChI=1/C22H21FN2O3S/c1-14(15-3-4-15)25-22(26)21(17-5-9-18(23)10-6-17)20(13-24-25)16-7-11-19(12-8-16)29(2,27)28/h5-15H,3-4H2,1-2H3/t14-/m0/s1 1F003CB9172B27F6