InChI=1/C12H11FO5S/c13-8-3-1-7(2-4-8)9(14)5-10(12(17)18)19-6-11(15)16/h1-4,10H,5-6H2,(H,15,16)(H,17,18)/p-2/t10-/m0/s1/fC12H9FO5S/q-2 FECE22BDD4155728