The present invention provides compounds useful for treating, ameliorating or preventing a disease or disorder that is caused, induced or characterized by abnormal reduction in glutamate transporter activity or abnormal increase in extracellular CNS glutamate concentration in a subject. In certain embodiments, the compound stimulates a glutamate transporter.
                            本发明提供的化合物可用于治疗、改善或预防由谷
氨酸转运体活性异常降低或细胞外中枢神经系统谷
氨酸浓度异常升高引起、诱发或表征的疾病或紊乱。在某些实施方案中,化合物可刺激谷
氨酸转运体。