Using c1cc(N2CCNCC2)ccc1OCCCN1CCCCC1, Clc1ccc(Br)cc1Cl to produce Clc1ccc(N2CCN(c3ccc(OCCCN4CCCCC4)cc3)CC2)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.