Using CCOC(=O)C(O)C1OC(c2ccccc2Cl)c2cc(Cl)ccc2N(C(C)C)C1=O to produce CC(C)N1C(=O)C(C(O)C(=O)O)OC(c2ccccc2Cl)c2cc(Cl)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.