Using CCOC(C)=O, C=CCCC1(C(=O)N[C@@H](Cc2ccc(NC(=O)c3c(Cl)cccc3Cl)cc2)C(=O)OC)CCCC1 to produce COC(=O)[C@H](Cc1ccc(NC(=O)c2c(Cl)cccc2Cl)cc1)NC(=O)C1(CCCCO)CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.