InChI=1/C20H28N4O4S/c25-17(9-8-14-5-2-1-3-6-14)21-20(29)23-22-19(27)15-11-18(26)24(12-15)13-16-7-4-10-28-16/h4,7,10,14-15H,1-3,5-6,8-9,11-13H2,(H,22,27)(H2,21,23,25,29)/t15-/m1/s1/f/h21-23H 1042E4843E7990B5