In the mol-ecule of the title compound, C(31)H(36)N(2)O(5), the piperazine ring displays a chair conformation. The dihedral angle between the benzene rings of the bis-(4-meth-oxy-phen-yl)methyl group is 83.42 (15)°. In the crystal, centrosymmetric-ally related mol-ecules are linked through pairs of C-H⋯O hydrogen bonds into dimers, generating an R(2) (2)(10) ring motif. The dimers are further connected into chains parallel to [2-10] by C-H⋯O hydrogen bonds involving the meth-oxy groups.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3344185PMC
http://dx.doi.org/10.1107/S1600536812012767DOI Listing

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