InChI=1/C13H17FN2O4S/c14-11-7-10(21(15,19)20)5-6-12(11)16-9-3-1-8(2-4-9)13(17)18/h5-9,16H,1-4H2,(H,17,18)(H2,15,19,20)/p-1/fC13H16FN2O4S/h15H2/q-1 A1D361A5791723CC