The present invention is directed to heterocyclic fused cinnoline compounds of formula (I) which are M1 receptor positive allosteric modulators and that are useful in the treatment of diseases in Alzheimer's disease, schizophrenia, pain or sleep disorders. The invention is also directed to pharmaceutical compositions comprising the compounds, and to the use of the compounds and compositions in the treatment of diseases mediated by the M1 receptor.
本发明涉及公式(I)的杂环融合的
香豆素化合物,其为M1受体正向变构调节剂,并且在治疗阿尔茨海默病、精神分裂症、疼痛或睡眠障碍等疾病中有用。本发明还涉及包含这些化合物的制药组合物,以及在治疗M1受体介导的疾病中使用这些化合物和组合物的用途。