Using N[C@@H]1CCCN2c3cc(Br)c(F)cc3Oc3cccc(F)c3[C@@H]12, CC(=O)Cl to produce CC(=O)N[C@@H]1CCCN2c3cc(Br)c(F)cc3Oc3cccc(F)c3[C@@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.