Using COC(=O)c1cc(-c2ccc(OC)cc2)nc(-c2ccc(OC)cc2)c1N, [N-]=[N+]=[N-] to produce COC(=O)c1cc(-c2ccc(OC)cc2)nc(-c2ccc(OC)cc2)c1N=[N+]=[N-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.