Using O=C([O-])/C=C/C(=O)[O-], OC1CCN(c2ccccc2)C12CCN(C1CC3CCCCCC3C1)CC2 to produce COC1CCN(c2ccccc2)C12CCN(C1CC3CCCCCC3C1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.