Using Cn1nc(-c2c(F)cccc2Cl)nc1-c1ccc(CBr)c(Cl)c1, CC(=O)[O-] to produce CC(=O)OCc1ccc(-c2nc(-c3c(F)cccc3Cl)nn2C)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.