Using N#CCBr, Cc1ccccc1CC(=O)c1cccc(OCc2ccccc2)c1 to produce Cc1ccccc1C(CC#N)C(=O)c1cccc(OCc2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.