InChI=1/C15H26N4O4S/c1-12(20)16-8-13(21)17-9-14(22)18-10-15(2-7-24-11-15)19-3-5-23-6-4-19/h2-11H2,1H3,(H,16,20)(H,17,21)(H,18,22)/t15-/m0/s1/f/h16-18H 87B467B080AF5835