InChI=1S/C20H33N3O8S/c1-2-3-4-6-15(25)16(7-5-10-24)32-12-14(19(29)22-11-18(27)28)23-17(26)9-8-13(21)20(30)31/h3-4,10,13-16,25H,2,5-9,11-12,21H2,1H3,(H,22,29)(H,23,26)(H,27,28)(H,30,31)/b4-3-