Using CCOC(=O)C(C)(C)SC[C@](C)(NCc1ccc(OC)cc1OC)c1cc(Br)ccc1F to produce COc1ccc(CN[C@@](C)(CSC(C)(C)C(=O)O)c2cc(Br)ccc2F)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.