InChI=1/C12H7F2N3O4S/c13-12(14)20-7-2-1-5(3-8(7)21-12)15-4-6-9(18)16-11(22)17-10(6)19/h1-4,15H,(H2,16,17,18,19,22)/f/h16-17H 99FB273169185222