Using C, CNc1ccc(C(=O)S(=O)(=O)N(C)c2ccccc2)cc1[N+](=O)[O-] to produce CNc1ccc(S(=O)(=O)N(C)c2ccccc2)cc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.