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Kudryavtsev, Konstantin V.
Churakov, Andrei V.
Doğan, Özdemir
In the title compound, C(21)H(21)N(3)O(3), the relative stereochemistry of the four stereogenic C atoms has been determined. The dihedral angle between the phenyl rings is 77.63 (7)degrees. In the crystal, ribbons spread along the a axis are formed by N-H center dot center dot center dot O hydrogen bonds. C-H center dot center dot center dot pi interactions also occur.