InChI=1/C13H8N2O5S2/c16-12(17)10-8(5-9-11(22-10)14-13(18)21-9)6-1-3-7(4-2-6)15(19)20/h1-5,10H,(H,14,18)(H,16,17)/p-1/t10-/m1/s1/fC13H7N2O5S2/h14H/q-1 289EF754D2333021