Using CCBr, CC(=O)c1ccc2c(c1)C(c1ccccc1F)=NCC(=O)N2 to produce CCN1C(=O)CN=C(c2ccccc2F)c2cc(C(C)=O)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.