InChI=1/C15H16BrN5O2/c1-3-20(4-2)15(22)9-7-12(17)21-13(8-9)18-14(19-21)10-5-6-11(16)23-10/h5-8H,3-4,17H2,1-2H3 20B907C43B601E8D