Using C[C@H](C(=O)N[C@H](c1ccc(OCc2ccccc2)cc1)[C@H]1CCCN1C(=O)OC(C)(C)C)c1ccccc1 to produce C[C@H](C(=O)N[C@H](c1ccc(O)cc1)[C@H]1CCCN1C(=O)OC(C)(C)C)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.