Using CCO, CC(C)(F)[C@H](c1cc(F)cc(Br)c1)C1CN([C@@H](c2ccc(Cl)cc2)c2cccc(C(=O)O)c2)C1 to produce CCOC(=O)c1cccc([C@H](c2ccc(Cl)cc2)N2CC([C@@H](c3cc(F)cc(Br)c3)C(C)(C)F)C2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.