In the title compound, C(34)H(28)Cl(2)N(2)O(2), the five-membered pyrrolidine ring adopts an envelope conformation and the six-membered piperidinone ring is in a distorted half-chair conformation. The mol-ecular structure shows three intra-molecular C-H⋯O inter-actions and the crystal packing is stabilized through inter-molecular C-H⋯O and C-H⋯π inter-actions.