InChI=1/C15H15BrN4O2S/c1-20(6-9-2-3-23-8-9)7-14(21)17-11-5-13-12(4-10(11)16)18-15(22)19-13/h2-5,8H,6-7H2,1H3,(H,17,21)(H2,18,19,22)/p+1/fC15H16BrN4O2S/h17-20H/q+1 F18BCDF955BA5FEC