InChI=1/C18H24N2O5S/c1-3-4-9-19-16-8-7-14(11-15(16)17(21)18(19)22)26(23,24)20-10-5-6-13(20)12-25-2/h7-8,11,13H,3-6,9-10,12H2,1-2H3/t13-/m0/s1 1758772E9A15463F