Compounds of formula (I) wherein R1 or R2 is an aromatic or non-aromatic ring directly joined or joined by a linker, as represented by L2 and L3, to a heteroaromatic core, and X, X', Y, Y', Z, Z', R1, R2, R3, R3a, R3b, R4, R5, L, L2, and L3 are as defined herein, are useful in treating conditions or disorders prevented by or ameliorated by histamine-3 receptor ligands. Also disclosed are pharmaceutical compositions comprising the histamine-3 receptor ligands, methods for using such compounds and compositions, and a process for preparing compounds within the scope of formula (I).
公式(I)的化合物中,其中R1或R2是芳香或非芳香环,直接连接或通过连接剂
L2和L3连接到杂环芳香核心,而X,X',Y,Y',Z,Z',R1,R2,R3,R3a,R3b,R4,R5,L,
L2和L3如本文所定义,可用于治疗由
组胺-3受体
配体预防或改善的疾病或症状。还公开了包含
组胺-3受体
配体的制药组合物,使用这些化合物和组合物的方法,以及制备公式(I)范围内的化合物的方法。