InChI=1S/C21H25N3O9S/c1-3-4-5-6-7-8-15(25)18(21(32)33-2)34-12-14(19(29)23-11-17(27)28)24-16(26)10-9-13(22)20(30)31/h13-15,18,25H,9-12,22H2,1-2H3,(H,23,29)(H,24,26)(H,27,28)(H,30,31)