Using O=C(Cl)c1cc2ccccc2[nH]1, CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2 to produce CC(C)(C)OC(=O)N1C[C@@H]2C[C@H]1CN2C(=O)c1cc2ccccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.