Using CC(C)(C)COC(=O)N1CCN(c2cc(C#N)ccn2)CC1, C[Si](C)(C)N=[N+]=[N-] to produce CC(C)(C)COC(=O)N1CCN(c2cc(-c3nnn[nH]3)ccn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.