InChI=1/C12H13BrN4O2S/c13-10-3-1-2-9(6-10)7-16-20(18,19)12-8-15-5-4-11(12)17-14/h1-6,8,16H,7,14H2,(H,15,17)/f/h17H F2C0CF02E84E49EA