Using Cc1ccc(OCc2cccc(OCc3ccc4ccccc4n3)c2)c2cc(C#N)c(=O)[nH]c12, [N-]=[N+]=[N-] to produce Cc1ccc(OCc2cccc(OCc3ccc4ccccc4n3)c2)c2cc(-c3nnn[nH]3)c(=O)[nH]c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.