Using NS(=O)(=O)c1ccc(C2CCN(c3cc([N+](=O)[O-])ccn3)CC2)cc1 to produce Nc1ccnc(N2CCC(c3ccc(S(N)(=O)=O)cc3)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.