Using CCCCS(=O)(=O)N1CCc2nc(C(=O)OC)ccc2C1, NO to produce CCCCS(=O)(=O)N1CCc2nc(C(=O)NO)ccc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.