Using COC1(OC)C2(Cl)C(Cl)=C(Cl)C1(Cl)C(O)C2O, COc1ccc(CN)cc1 to produce COc1ccc(CN2CC3(Cl)C(Cl)=C(Cl)C(Cl)(C2)C3(OC)OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.