Using CN(C)C=O, CCCCCCCCC1(CCCCCCCC)c2ccccc2-c2ccc(Br)cc21 to produce CC1(C)c2ccccc2-c2ccc(C=O)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.