InChI=1/C18H20FNO5S/c1-10(17(23)20-8-4-7-14(20)18(24)25)16(26-11(2)21)15(22)12-5-3-6-13(19)9-12/h3,5-6,9-10,14,16H,4,7-8H2,1-2H3,(H,24,25)/p-1/t10-,14+,16+/m1/s1/fC18H19FNO5S/q-1 87923E0B77DE8F60