Using O=C1c2ccc(O)cc2CCc2cc(Cl)ccc21, ClCCN1CCOCC1 to produce O=C1c2ccc(Cl)cc2CCc2cc(OCCN3CCOCC3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.