InChI=1/C21H25BrN2O3S/c1-13(2)15-5-8-20(27-4)21(11-15)28(25,26)23-10-9-17-14(3)24-19-7-6-16(22)12-18(17)19/h5-8,11-14,23H,9-10H2,1-4H3/p+1/t14-/m0/s1/fC21H26BrN2O3S/h24H/q+1 AB9BF53709531BF4