InChI=1/C20H22BrN3O5S/c1-24-8-7-22-20(24)19(13-9-14(27-2)11-15(10-13)28-3)23-30(25,26)16-5-6-18(29-4)17(21)12-16/h5-12,19,23H,1-4H3/t19-/m1/s1 83400D4DDD7D7CA3