Using CC(C)(C)[S@@](=O)N[C@@](CF)(C[C@H](O)C(F)(F)F)c1nc(Br)ccc1F to produce N[C@@](CF)(C[C@H](O)C(F)(F)F)c1nc(Br)ccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.