1-Butanesulfonic acid, 1-hydroxy-3-(2-methoxyethoxy)-2-oxo- 1-Butanesulfonic acid, 1-hydroxy-3-(2-methoxyethoxy)-2-oxo-, monosodium salt 1-Hydroxy-3-(2-methoxyethoxy)-2-oxo-1-butanesulfonic acid AIDS-155891 AIDS155891 NSC17234 (SODIUM SALT)