Using CN(C(=O)OC(C)(C)C)c1ccc2c(c1[N+](=O)[O-])OCCO2 to produce CNc1ccc2c(c1[N+](=O)[O-])OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.