Using CI, O=C1Nc2ccc(Br)cc2C(c2ccccc2F)=NC1F to produce CN1C(=O)C(F)N=C(c2ccccc2F)c2cc(Br)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.