InChI=1S/C17H29N3O9S/c1-9(22)15(12(23)3-2-6-21)30-8-11(16(27)19-7-14(25)26)20-13(24)5-4-10(18)17(28)29/h2-3,9-12,15,21-23H,4-8,18H2,1H3,(H,19,27)(H,20,24)(H,25,26)(H,28,29)/b3-2+