Using CCN(Cc1cc(Br)ccc1OCC1CC1)c1ccc(C#N)nn1, [N-]=[N+]=[N-] to produce CCN(Cc1cc(Br)ccc1OCC1CC1)c1ccc(-c2nnn[nH]2)nn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.