title: Ethyl 1-formamido-4-oxo-2,6-diphenyl-cyclo-hexa-necarboxyl-ate.
abstract: In the title compound, C(22)H(23)NO(4), the central six-membered ring is in a twist-boat conformation, the two aryl groups are in equatorial positions and the dihedral angle between the two aromatic rings is 75.98 (12)°.
authors.forename: Dawei
authors.initials: D
authors.lastname: Zhang
authors.forename: Xianxiu
authors.initials: X
authors.lastname: Xu
authors.forename: Qun
authors.initials: Q
authors.lastname: Liu