Using c1cc(NC2CCNCC2)c2ccncc2c1, BrCCOC1CCCCO1 to produce c1cc(NC2CCN(CCOC3CCCCO3)CC2)c2ccncc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.