(EN) The present invention relates to novel cyclic compounds as therapeutic agents capable of inhibiting the programmed cell death 1 (PD1) signalling pathway. The invention also relates to derivative's of the therapeutic agents. The invention also encompasses the use of the said therapeutic agents and derivatives for treatment of disorders via immunopotentiation comprising inhibition of immunosuppressive signal induced due to PD-1, PD-L1, or PD-L2 and therapies using them.
(ZH)
本发明涉及作为治疗剂的新的环状化合物,其能够抑制程序性细胞死亡1(PD1)信号传导通路。本发明还涉及该治疗剂的衍生物。本发明还包括所述治疗剂和衍生物通过包括抑制由于PD-1、PD-L1或PD-L2诱发的免疫抑制信号的免疫增强作用用于治疗病症的用途,以及使用它们进行的疗法。