Using CC(C)(C)OC(=O)N1CC2C(N)C2C1, O=C(Cl)OCC1c2ccccc2-c2ccccc21 to produce CC(C)(C)OC(=O)N1CC2C(C1)C2NC(=O)OCC1c2ccccc2-c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.