InChI=1S/C15H25N3O8S/c1-8(20)15(2,7-19)27-6-10(13(24)17-5-12(22)23)18-11(21)4-3-9(16)14(25)26/h9-10,19H,3-7,16H2,1-2H3,(H,17,24)(H,18,21)(H,22,23)(H,25,26)