Using O=Cc1ccccc1, O=C(C1CNCCN1)N1CCN(c2ccc(Cl)c(Cl)c2)CC1 to produce O=C(C1CN(Cc2ccccc2)CCN1)N1CCN(c2ccc(Cl)c(Cl)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.