InChI=1/C19H15BrN4O2/c20-13-6-8-16(25)12(9-13)10-21-24-19(26)18-15-7-5-11-3-1-2-4-14(11)17(15)22-23-18/h1-4,6,8-10,18,25H,5,7H2,(H,24,26)/b21-10+/t18-/m1/s1/f/h24H EA2F6AF291DB0B7F