InChI=1/C21H23N5O3S/c27-18(26-11-9-25(10-12-26)16-5-2-1-3-6-16)13-15-14-30-21(23-15)24-20(29)17-7-4-8-22-19(17)28/h1-8,13,21,23H,9-12,14H2,(H,22,28)(H,24,29)/b15-13-/t21-/m1/s1/f/h22,24H 58E85A7901E40C64