InChI=1/C20H15FN4O4S2/c1-31(27,28)20-24-30-19-23-18(26)16(17(22)25(19)20)10-12-4-8-15(9-5-12)29-11-13-2-6-14(21)7-3-13/h2-10,22H,11H2,1H3/b16-10-,22-17? 666AF8120C00304E