InChI=1S/C19H33N3O8S/c1-2-3-5-14(24)15(6-4-9-23)31-11-13(18(28)21-10-17(26)27)22-16(25)8-7-12(20)19(29)30/h4,6,12-15,23-24H,2-3,5,7-11,20H2,1H3,(H,21,28)(H,22,25)(H,26,27)(H,29,30)/b6-4+