Using OC1CCCC1, O=C(CN1CCc2nc(Cl)ccc2C1)N1CCN(C2CCC2)CC1 to produce O=C(CN1CCc2nc(OC3CCCC3)ccc2C1)N1CCN(C2CCC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.