Using CC1(C)Cc2cc(-c3ccc(C(F)(F)F)cc3)ccc2N(S(=O)(=O)c2ccc(Br)c(F)c2)C1, N#C[Cu] to produce CC1(C)Cc2cc(-c3ccc(C(F)(F)F)cc3)ccc2N(S(=O)(=O)c2ccc(C#N)c(F)c2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.