Using COC(=O)CCC1=CCN(Cc2ccc([N+](=O)[O-])cc2)C1=O to produce COC(=O)CCC1=CCN(Cc2ccc(N)cc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.