申请人:NANJING HUAWE MEDICINE TECHNOLOGY GROUP CO., LTD.
公开号:US20210094924A1
公开(公告)日:2021-04-01
The present invention provides a novel indoleamine 2,3-dioxygenase inhibitor, a preparation method thereof, and a pharmaceutical composition, in which the definitions of n, Y, Z, R
1
, R
2
, R
3
, and R
4
are as stated in the specification. Also provided is a use of the aforementioned compound and pharmaceutically acceptable salts and isomers thereof in the preparation of a drug for indoleamine 2,3-dioxygenase (IDO) related disease, specifically a use in the treatment of major diseases such as cancer, Alzheimer's, depression, cataract, etc. The compound of the invention has improved activity, potential medicinal value, and wide market prospects.