Using CCOC(=O)C1(Cc2ccccc2)CCCN(C(=O)c2ccccc2)C1 to produce O=C(c1ccccc1)N1CCCC(Cc2ccccc2)(C(=O)O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.