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.
本发明涉及公式(I)的新化合物,其中X1、X2、X3、X4、A和Bn的定义如公式(I)中所述;发明化合物是代谢型谷
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受mGluR4受体调节的疾病。本发明还涉及制药组合物及其在制造药物方面的使用,以及在涉及mGluR4的疾病的预防和治疗中使用此类化合物。