InChI=1S/C20H29N3O8S/c1-20(11-24,17(28)12-5-3-2-4-6-12)32-10-14(18(29)22-9-16(26)27)23-15(25)8-7-13(21)19(30)31/h2-6,13-14,17,24,28H,7-11,21H2,1H3,(H,22,29)(H,23,25)(H,26,27)(H,30,31)