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organic compounds
In the title compound, C26H36N4O2, the piperazine ring adopts a chair conformation with the substituents at the N atoms both lying in equatorial positions so that the molecule has an extended conformation and is pseudo-centrosymmetric. The two phenyl rings lie almost in a plane making a dihedral angle of 9.06 (3)°. The structure is stabilized by hydrogen bonding as well as van der Waals interactions.