Using OB(O)c1cccnc1F, CC(C)(C)OC(=O)N(C(=O)OC(C)(C)C)C1=N[C@@]2(c3cc(Br)ccc3F)CO[C@@H](CF)C[C@H]2CS1 to produce NC1=N[C@@]2(c3cc(-c4cccnc4F)ccc3F)CO[C@@H](CF)C[C@H]2CS1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.