Using CC1(C)OC(C)(C)c2c1nnc(-c1ccccc1)[n+]2[O-] to produce CC1(C)OC(C)(C)c2nc(-c3ccccc3)nnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.