InChI=1S/C16H27N3O8S/c1-8(6-20)14(9(2)21)28-7-11(15(25)18-5-13(23)24)19-12(22)4-3-10(17)16(26)27/h6,8-11,14,21H,3-5,7,17H2,1-2H3,(H,18,25)(H,19,22)(H,23,24)(H,26,27)