InChI=1/C10H8F2O4S/c11-6-1-2-8(7(12)5-6)17(15,16)10(3-4-10)9(13)14/h1-2,5H,3-4H2,(H,13,14)/p-1/fC10H7F2O4S/q-1 D63638F081A2254C