InChI=1S/C17H27N3O8S/c1-2-11-15(28-11)12(5-6-21)29-8-10(16(25)19-7-14(23)24)20-13(22)4-3-9(18)17(26)27/h6,9-12,15H,2-5,7-8,18H2,1H3,(H,19,25)(H,20,22)(H,23,24)(H,26,27)