InChI=1/C13H14BrN5O/c14-9-7-11(12(19-15)18-8-9)13(20)17-6-4-10-3-1-2-5-16-10/h1-3,5,7-8H,4,6,15H2,(H,17,20)(H,18,19)/f/h17,19H 34209CBBCFBBDC18