InChI=1/C13H15BrN4O2S/c1-9(10-4-6-11(14)7-5-10)18-21(19,20)12-3-2-8-16-13(12)17-15/h2-9,18H,15H2,1H3,(H,16,17)/t9-/m0/s1/f/h17H 88BD1475A7632FAE