Using Cc1c(-c2ccc(=O)[nH]c2)cccc1[N+](=O)[O-], O=C([O-])[O-] to produce Cc1c(-c2ccc(=O)n(C)c2)cccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.