Using C[N+](=O)[O-], Cc1ccc([N+](=O)[O-])cc1C=O to produce Cc1ccc([N+](=O)[O-])cc1/C=C/[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.