Using C1CC2(CCN1)OCCO2, O=[N+]([O-])c1ccc(CCBr)cc1 to produce O=[N+]([O-])c1ccc(CCC2COC3(CCNCC3)O2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.