InChI=1/C13H14N2O3S/c1-7-3-8(2)5-9(4-7)14-13-15-12(18)10(19-13)6-11(16)17/h3-5,10H,6H2,1-2H3,(H2,14,15,16,17,18)/p-2/t10-/m1/s1/fC13H12N2O3S/q-2 F70AEDF3C43C1386