InChI=1S/C22H23FN2O6S/c1-4-31-21(26)19-17(12-32(28,29)14-9-10-16(23)13(2)11-14)24-22(27)25-20(19)15-7-5-6-8-18(15)30-3/h5-11,20H,4,12H2,1-3H3,(H2,24,25,27)