InChI=1/C22H28N2O4S/c1-22(2,3)19-12-10-18(11-13-19)17-8-6-16(7-9-17)15-24-20(21(25)23-26)5-4-14-29(24,27)28/h6-13,20,26H,4-5,14-15H2,1-3H3,(H,23,25)/t20-/m1/s1/f/h23H 5E2F9BDA74691CD0