Using O=C(Cl)C1CCCN(C(=O)c2ccccc2)C1, CCOC(=O)C1CCCN(C(=O)c2ccccc2)C1 to produce CCNC(=O)C1CCCN(C(=O)c2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.