InChI=1S/C27H32N4O6S/c1-17(2)14-21(30-27(34)24-15-19-8-4-5-9-23(19)37-24)26(33)29-20-12-11-18(3)31(16-22(20)32)38(35,36)25-10-6-7-13-28-25/h4-10,13,15,17-18,20-21H,11-12,14,16H2,1-3H3,(H,29,33)(H,30,34)/t18-,20+,21+/m1/s1