InChI=1S/C20H27N3O9S/c1-20(32,19(30)31)16(11-5-3-2-4-6-11)33-10-13(17(27)22-9-15(25)26)23-14(24)8-7-12(21)18(28)29/h2-6,12-13,16,32H,7-10,21H2,1H3,(H,22,27)(H,23,24)(H,25,26)(H,28,29)(H,30,31)