申请人:Nanjing TransThera Biosciences Co. Ltd.
公开号:US11046679B2
公开(公告)日:2021-06-29
The present invention belongs to the field of medical technology. Particularly, the present invention relates to a compound shown in formula (I), a pharmaceutically acceptable salt thereof, and a stereoisomer of the same. X, Y, Z, R1, R2, R3, R1a, R2a, m, and n are as defined in the specification. The present invention also relates to pharmaceutical preparations and pharmaceutical compositions of these compounds and a use thereof in preparing a drug for treating a related disease mediated by abnormal indoleamine 2,3-dioxygenase (IDO).
本发明属于医疗技术领域。特别是,本发明涉及一种式(I)所示的化合物、其药学上可接受的盐及其立体异构体。X、Y、Z、R1、R2、R3、R1a、R2a、m 和 n 如说明书中所定义。本发明还涉及这些化合物的药物制剂和药物组合物及其在制备治疗由异常吲哚胺 2,3-二氧 化酶(IDO)介导的相关疾病的药物中的用途。