InChI=1S/C20H29N3O9S/c1-9-6-12(24)15(20(2,3)32)17(16(9)28)33-8-11(18(29)22-7-14(26)27)23-13(25)5-4-10(21)19(30)31/h6,10-11,24,28,32H,4-5,7-8,21H2,1-3H3,(H,22,29)(H,23,25)(H,26,27)(H,30,31)