InChI=1S/C20H35N3O9S/c21-14(20(31)32)8-9-16(25)23-15(19(30)22-10-18(28)29)12-33-13(11-24)6-4-2-1-3-5-7-17(26)27/h13-15,24H,1-12,21H2,(H,22,30)(H,23,25)(H,26,27)(H,28,29)(H,31,32)