Using CCOC(=O)CCCCn1cc(C(=O)Cc2ccccc2OC)c2ccccc21 to produce COc1ccccc1CC(=O)c1cn(CCCCC(=O)O)c2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.