InChI=1S/C24H27N3O5S/c1-24(2,3)20-15-19(27-13-12-21(28)25-23(27)29)14-17(22(20)32-4)9-6-16-7-10-18(11-8-16)26-33(5,30)31/h6-15,26H,1-5H3,(H,25,28,29)/b9-6+