Using CCOC(=O)C=CC(=O)N(CC(C)(C)C)c1ccc(Cl)cc1C(CO)c1ccccc1Cl to produce CCOC(=O)CC1OCC(c2ccccc2Cl)c2cc(Cl)ccc2N(CC(C)(C)C)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.