InChI=1/C13H16N2O8S/c14-24(21,22)10-3-1-9(2-4-10)8-23-13(20)7-15(5-11(16)17)6-12(18)19/h1-4H,5-8H2,(H,16,17)(H,18,19)(H2,14,21,22)/p-1/fC13H15N2O8S/h15H,14H2/q-1 438E569CFB8F8639