Using CC(C)(C)c1cc(N)cc(C(C)(C)C)c1O, O=C(Cl)c1ccccc1 to produce CC(C)(C)c1cc(NC(=O)c2ccccc2)cc(C(C)(C)C)c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.