Using CCCOc1cc(Br)ccc1-c1nc2cc3ncn(Cc4ccc(F)cc4)c3cc2c(=O)[nH]1, N#C[Cu] to produce CCCOc1cc(C#N)ccc1-c1nc2cc3ncn(Cc4ccc(F)cc4)c3cc2c(=O)[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.