InChI=1S/C21H29N3O9S/c1-2-33-21(32)18(17(28)12-6-4-3-5-7-12)34-11-14(19(29)23-10-16(26)27)24-15(25)9-8-13(22)20(30)31/h3-7,13-14,17-18,28H,2,8-11,22H2,1H3,(H,23,29)(H,24,25)(H,26,27)(H,30,31)