InChI=1/C13H10N2O3S2/c1-8-2-3-10-9(6-8)7-13(19-10)20(17,18)12-5-4-11(16)14-15-12/h2-7H,1H3,(H,14,16)/p-1/fC13H9N2O3S2/q-1 DBD03933D614D601