Using C=CC[C@@H](Cc1c(Cl)cc(OC)cc1Cl)C(=O)N1C(=O)OC[C@H]1Cc1ccccc1, C1CCOC1 to produce COc1cc(Cl)c(CC(CC=O)C(=O)N2C(=O)OC[C@H]2Cc2ccccc2)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.