Using c1ccc(N2CCNCC2)nc1, O=C(Cl)N1CC(Oc2ccc(Cl)c(Cl)c2)C1 to produce O=C(N1CCN(c2ccccn2)CC1)N1CC(Oc2ccc(Cl)c(Cl)c2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.