Using C[C@H]1Oc2ccccc2NC(=O)[C@H]1NC(=O)OC(C)(C)C, ClCc1ccc(Cl)cc1 to produce C[C@H]1Oc2ccccc2N(Cc2ccc(Cl)cc2)C(=O)[C@H]1NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.