Using CCOC(=O)[C@@H]1CCCN(CCBr)C1, O=CC(c1ccccc1)c1ccccc1 to produce CCOC(=O)[C@@H]1CCCN(CCOC=C(c2ccccc2)c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.