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In the title compound, C15H15N7, the phenyl ring is inclined by 19.86 (5)° to the mean plane of the pyrazolo-[3,4-b]pyrazine core. In the crystal, N-H⋯N and C-H⋯N hydrogen bonds form [010] chains, which stack via π-π inter-actions [centroid-centroid distance between the pyrazole rings = 3.4322 (7) Å].

Crystal structure of 5-(4,5-dihydro-1H-imidazol-2-yl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyrazin-6-amine