InChI=1/C12H9FN2O7S2/c13-11-7-8(15(16)17)1-6-12(11)22-24(20,21)10-4-2-9(3-5-10)23(14,18)19/h1-7H,(H2,14,18,19)/f/h14H2 D57ED88DEC1A9F8E