Using O=C(N=C=S)c1ccccc1, CC(O)C[C@](C)(N)c1cc(Br)c(F)cc1F to produce CC1C[C@@](C)(c2cc(Br)c(F)cc2F)N=C(N)S1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.