Using O=C(c1ccccc1)c1cccc(O)c1, O=[N+]([O-])[O-] to produce O=C(c1ccccc1)c1ccc([N+](=O)[O-])c(O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.