Using CC(C)(C)OC(=O)N1CC(CN=[N+]=[N-])CC(O[Si](C)(C)C(C)(C)C)C1 to produce CC(C)(C)OC(=O)N1CC(CN)CC(O[Si](C)(C)C(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.