The present invention relates to novel compounds of Formula (I), wherein X
1
, X
2
, X
3
, X
4
, A
m
and B
n
are defined as in Formula (I); invention compounds are modulators of metabotropic glutamate receptors—subtype 4 (“mGluR4”) which are useful for the treatment or prevention of central nervous system disorders as well as other disorders modulated by mGluR4 receptors.
The invention is also directed to pharmaceutical compositions and the use of such compounds in the manufacture of medicaments, as well as to the use of such compounds for the prevention and treatment of such diseases in which mGluR4 is involved.
本发明涉及一种新型的化合物,其
化学式为(I),其中X1、X2、X3、X4、A和Bn的定义如
化学式(I)中所示;发明的化合物是代谢型谷
氨酸受体亚型4(“mGluR4”)的调节剂,可用于治疗或预防中枢神经系统疾病以及其他由mGluR4受体调节的疾病。本发明还涉及制药组合物以及使用这些化合物制备药物的方法,以及使用这些化合物预防和治疗涉及mGluR4的疾病的方法。