Using N=C(N)Cc1cccc(Cl)c1Cl, COC(=O)/C(OCc1ccccc1)=C(\O)C(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)c1nc(Cc2cccc(Cl)c2Cl)nc(O)c1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.