InChI=1/C18H22N2O4S/c1-14(2)12-20(13-18(21)19-22)25(23,24)17-10-8-16(9-11-17)15-6-4-3-5-7-15/h3-11,14,22H,12-13H2,1-2H3,(H,19,21)/f/h19H EDC47CC4CAD210A0