InChI=1S/C20H31N3O8S/c21-15(20(30)31)7-8-17(26)23-16(19(29)22-12-18(27)28)13-32-14(9-11-25)6-4-2-1-3-5-10-24/h1,3-4,6,11,14-16,24H,2,5,7-10,12-13,21H2,(H,22,29)(H,23,26)(H,27,28)(H,30,31)/b3-1-,6-4-