InChI=1S/C17H27N3O8S/c1-2-12(22)13(4-3-7-21)29-9-11(16(26)19-8-15(24)25)20-14(23)6-5-10(18)17(27)28/h3-4,7,10-13,22H,2,5-6,8-9,18H2,1H3,(H,19,26)(H,20,23)(H,24,25)(H,27,28)/b4-3+