InChI=1S/C22H23FN2O5S/c1-4-30-21(26)19-18(12-31(28,29)16-9-10-17(23)14(3)11-16)24-22(27)25-20(19)15-7-5-13(2)6-8-15/h5-11,20H,4,12H2,1-3H3,(H2,24,25,27)