The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof wherein R1, R2, R3 and n are as defined in the specification, a process for their preparation, pharmaceutical compositions containing them and their use in therapy as metabotropic glutamate receptor 7 (mGluR7) modulators.
本发明提供了式(I)化合物及其药学上可接受的盐,其中R1、R2、R3和n的定义见规范,其制备方法,含有它们的制药组合物以及它们作为代谢型谷
氨酸受体7(mGluR7)调节剂在治疗中的用途。