Using Cn1c(=O)c2[nH]c(C3CCCC3)nc2n(C)c1=O, Fc1cccc(Cl)c1CBr to produce Cn1c(=O)c2c(nc(C3CCCC3)n2Cc2c(F)cccc2Cl)n(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.