Using CC(C)(C)OC(=O)N1CC(C(Oc2ccccc2)c2ccc(Cl)c(Cl)c2)C1 to produce Clc1ccc(C(Oc2ccccc2)C2CNC2)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.