InChI=1S/C19H24N2O5S/c1-21(2)12-11-20-14-5-3-4-6-15(14)27-17(16(23)18(24)25)19(26)9-7-13(22)8-10-19/h3-10,16-17,20,23,26H,11-12H2,1-2H3,(H,24,25)