InChI=1/C18H26N2O4S/c1-13-12-20(14(2)21)17-11-16(9-10-18(17)24-13)25(22,23)19-15-7-5-3-4-6-8-15/h9-11,13,15,19H,3-8,12H2,1-2H3/t13-/m0/s1 38D5384D773B9CD1