Using CCOc1cc([N+](=O)[O-])ccc1N1C(=O)c2ccccc2C1=O to produce CCOc1cc(N)ccc1N1C(=O)c2ccccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.