InChI=1/C12H20N2O4S/c1-9(8-11(16)17)7-10(15)13-12(18)14-3-2-5-19-6-4-14/h9H,2-8H2,1H3,(H,16,17)(H,13,15,18)/p-1/t9-/m1/s1/fC12H19N2O4S/h13H/q-1 C6CE7BF061DBE347