Using Cc1ccc(S(=O)(=O)N(CC(C)C)CC(O)CN=[N+]=[N-])cc1 to produce Cc1ccc(S(=O)(=O)N(CC(C)C)CC(O)CN)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.