| abstract |
The present invention relates to the field of pharmaceutical chemistry. Disclosed are a benzisothiazole compound, and a preparation method therefor and a pharmaceutical composition and use thereof. In particular, the present invention relates to the benzisothiazole compound as shown in general formula I, a pharmaceutically acceptable salt thereof, a stereoisomer thereof, and a preparation method therefor, a composition containing one or more such compounds, and use of the compound in treating a disease related to a PD-1/PD-L1 signaling pathway, such as a cancer, an infectious disease, and an autoimmune disease. |