Using COCC(=O)Nc1cc(Oc2ccc([N+](=O)[O-])c3ccccc23)ccn1 to produce COCC(=O)Nc1cc(Oc2ccc(N)c3ccccc23)ccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.