InChI=1S/C19H27N3O8S/c1-10(23)17(11-2-4-12(24)5-3-11)31-9-14(18(28)21-8-16(26)27)22-15(25)7-6-13(20)19(29)30/h2-5,10,13-14,17,23-24H,6-9,20H2,1H3,(H,21,28)(H,22,25)(H,26,27)(H,29,30)