InChI=1/C12H6ClF4N2O4S2/c13-6-3-5(24(18,20)21)1-2-9(6)19-25(22,23)12-10(16)7(14)4-8(15)11(12)17/h1-4H,(H2,18,20,21)/q-1/f/h18H2 D52FB8EBDDD54A87