InChI=1/C7H4F9N4O4S3/c1-20-2(25-3(18-20)26(17,21)22)19-27(23,24)7(15,16)5(10,11)4(8,9)6(12,13)14/h1H3,(H-,17,21,22)/q-1/p+1/fC7H5F9N4O4S3/h17-18H/q 6ADCF93CB3008E87