Using CCC[C@H](c1ccc(C(=O)NCCC(=O)OCC)cc1)C(c1ccc(Cl)cc1)c1ccc2cc(OC)ccc2c1 to produce CCC[C@H](c1ccc(C(=O)NCCC(=O)OCC)cc1)C(c1ccc(Cl)cc1)c1ccc2cc(O)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.