Using NN(c1ccccc1)c1ccccc1, O=Cc1ccc([N+](=O)[O-])cc1 to produce O=[N+]([O-])c1ccc(C=NN(c2ccccc2)c2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.