Compounds of formula (I)
wherein n is 0, 1, or 2; A is N or N
+
—O
−
; X is O, S, —NH—, and —N-alkyl-; Ar
1
is a 6-membered aromatic ring; and Ar
2
is a fused bicycloheterocycle. The compounds are useful in treating conditions or disorders prevented by or ameliorated by α7 nAChR ligands. Also disclosed are pharmaceutical compositions having compounds of formula (I) and methods for using such compounds and compositions.
化合物的式(I),其中n为0、1或2;A为N或N+—O−;X为O、S、—NH—和—N-烷基-;Ar1为6元芳香环;Ar2为融合的双环杂环。这些化合物可用于治疗由α7 nAChR
配体预防或缓解的疾病或疾病。还公开了具有式(I)化合物的药物组合物以及使用这些化合物和组合物的方法。