Using CCOC(=O)CCc1cc2cc(Br)cc(F)c2[nH]1, N#C[Cu] to produce CCOC(=O)CCc1cc2cc(C#N)cc(F)c2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.