Using CC(=O)Cl, CN(C(=O)OC(C)(C)C)C1CN(C(c2ccccc2)c2ccccc2)C1 to produce CC(=O)N1CC(N(C)C(=O)OC(C)(C)C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.