Using Cc1ccc(-c2ccc(Cl)cc2)cc1C1C(=O)CC(CC2OCCO2)CC1=O to produce Cc1ccc(-c2ccc(Cl)cc2)cc1C1C(=O)CC(CC=O)CC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.