InChI=1S/C20H27N3O9S/c1-9(2)10-5-14(25)11(7-24)18(17(10)29)33-8-13(19(30)22-6-16(27)28)23-15(26)4-3-12(21)20(31)32/h5,9,12-13,24H,3-4,6-8,21H2,1-2H3,(H,22,30)(H,23,26)(H,27,28)(H,31,32)