Using CCOC(=O)C(CCOc1ccccc1)Cc1ccc(OCCOC2CCCCO2)cc1 to produce CCOC(=O)C(CCOc1ccccc1)Cc1ccc(OCCO)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.