InChI=1/C15H16N2O5S2/c1-10(23-2)11-4-3-5-12(8-11)16-24(21,22)13-6-7-15(18)14(9-13)17(19)20/h3-10,16,18H,1-2H3/p-1/t10-/m1/s1/fC15H15N2O5S2/h18h/q-1 C8DC17E144A1E2A8