Using c1nc[nH]n1, CCCCC(C#N)(CBr)c1ccc(Cl)cc1Cl to produce CCCCC(C#N)(Cn1cncn1)c1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.