Using CC(C)(C)OC(=O)N1CCC2NCCCC21, O=C(Cl)OCc1ccccc1 to produce CC(C)(C)OC(=O)N1CCC2C1CCCN2C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.