This application is directed to inhibitors of RAD51 represented by the following structural formula,
and methods for their use, such as to treat cancer, autoimmune diseases, immune deficiencies, or neurodegenerative diseases.
                            本申请涉及以下列结构式为代表的 RAD51 
抑制剂、
及其使用方法,如治疗癌症、自身免疫性疾病、免疫缺陷或神经退行性疾病。