Using CCOC(=O)CC1CCN(c2ccc(OCc3ccccc3)cc2[N+](=O)[O-])C1=O to produce CCOC(=O)CC1CCN(c2ccc(O)cc2N)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.