Using Cc1cc2ccccc2[nH]1, O=C1C=C(Cl)C(=O)C=C1Cl to produce Cc1[nH]c2ccccc2c1C1=C(Cl)C(=O)C=C(Cl)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.