Using CC(=O)N1CCC(c2c[nH]c3ccc([N+](=O)[O-])cc23)CC1 to produce O=[N+]([O-])c1ccc2[nH]cc(C3CCNCC3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.