Using CCOC(=O)C1C(C)(C)C12C(Cl)=C(Cl)c1ccccc12 to produce CCOC(=O)C1C(C)(C)C12C=C(Cl)c1ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.