InChI=1/C18H19FN2O6S/c1-26-13-6-8-17(27-2)14(11-13)16-4-3-9-20(16)28(24,25)18-10-12(21(22)23)5-7-15(18)19/h5-8,10-11,16H,3-4,9H2,1-2H3/t16-/m1/s1 A64AD878D9684C87