Using CC(C)(C)OC(=O)Nc1cccc(CNC(=O)c2cccc(Nc3nc(Cl)ncc3Cl)c2)c1 to produce O=C1NCc2cccc(c2)Nc2ncc(Cl)c(n2)Nc2cccc1c2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.