Using CC(C)(C)c1ccc(CC2NC(=O)OC2c2cccc(Cl)c2)cc1 to produce CC(C)(C)c1ccc(CC(N)C(O)c2cccc(Cl)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.