Using CC(C)(C)OC(=O)N[C@@H](CCCCNCc1ccccc1)C(=O)OC(C)(C)C, ClC[C@@H]1CO1 to produce CC(C)(C)OC(=O)N[C@@H](CCCCN(Cc1ccccc1)C[C@H](O)CCl)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.