InChI=1/C21H17BrN4O2S/c1-14-13-15(11-12-17(14)22)23-20-21(25-19-10-6-5-9-18(19)24-20)26-29(27,28)16-7-3-2-4-8-16/h2-13,20,23H,1H3/p+1/t20-/m0/s1/fC21H18BrN4O2S/h24H/q+1 66A22D972389B351