Using CC1(C)OC(=O)N(c2ccc(C(=O)NNc3ccc(Cl)nn3)cc2)[C@H]1c1ccccc1 to produce CC1(C)OC(=O)N(c2ccc(-c3nnc4ccc(Cl)nn34)cc2)[C@H]1c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.