InChI=1/C21H19N4O2S/c1-28(26,27)25-18-7-3-5-15(9-18)17-10-19-20(13-24-21(19)23-12-17)16-6-2-4-14(8-16)11-22/h2-10,12-13H,11,22H2,1H3,(H,23,24)/q-1/p+1/fC21H20N4O2S/h22,24H/q B23A1F3B898B3F61