Using CCCc1c2nc(-c3cc(C#N)cnc3OCC(C)C)[nH]c(=O)c2nn1C, C[Si](C)(C)N=[N+]=[N-] to produce CCCc1c2nc(-c3cc(-c4nnn[nH]4)cnc3OCC(C)C)[nH]c(=O)c2nn1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.