Using CC(C)(C)OC(=O)N1CC(O)(C2CN(S(=O)(=O)c3ccccc3[N+](=O)[O-])CCN2)C1 to produce O=[N+]([O-])c1ccccc1S(=O)(=O)N1CCNC(C2(O)CNC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.