InChI=1S/C23H26N4O6S/c1-14(28)25-19(12-15-5-3-2-4-6-15)23(31)26-18(22(24)30)11-16-7-9-17(10-8-16)20-13-21(29)27-34(20,32)33/h2-10,18-20H,11-13H2,1H3,(H2,24,30)(H,25,28)(H,26,31)(H,27,29)/t18-,19-,20-/m0/s1