Using CC(C)(C)OC(=O)NCc1ccc(Cl)c(Nc2nc3cc(Cl)c(N4CCC5(CC5)C4)cc3[nH]2)c1 to produce NCc1ccc(Cl)c(Nc2nc3cc(Cl)c(N4CCC5(CC5)C4)cc3[nH]2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.