InChI=1S/C17H27NO16S2/c1-2-5(19)3-7(18-34-36(28,29)30)35-17-13(25)9(21)8(20)6(32-17)4-31-16-12(24)10(22)11(23)14(33-16)15(26)27/h2,5-6,8-14,16-17,19-25H,1,3-4H2,(H,26,27)(H,28,29,30)/b18-7+