Using COC(=O)[C@@H]1[C@H](C(=O)O)N(Cc2ccccc2)C(=O)N1Cc1ccccc1 to produce O=C1OC[C@@H]2[C@H]1N(Cc1ccccc1)C(=O)N2Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.