Using CC(C)(C)Cn1c(CBr)cc2cnc(C#N)nc21, c1nnn[nH]1 to produce CC(C)(C)Cn1c(Cn2cnnn2)cc2cnc(C#N)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.