Using CS(=O)(=O)c1cccc(B(O)O)c1, Fc1cc2c(N3CCOCC3)nc(Cl)nc2cc1Br to produce CS(=O)(=O)c1cccc(-c2cc3nc(Cl)nc(N4CCOCC4)c3cc2F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.