Using O=C1N[C@@H](Cc2ccccc2)CO1, CCCc1ccc(CCCC(=O)O)cc1 to produce CCCc1ccc(CCCC(=O)N2C(=O)OC[C@@H]2Cc2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.