The present invention relates to compounds of formula (I)
wherein A, E G, J, L, M, R1, R2, and R3 are as defined in the specification and claims. The invention also relates to pharmaceutical compositions containing such compounds and methods for preparing the compounds and compositions. The compounds are metabotropic glutamate receptor antagonists and are useful for the treatment of a variety of CNS disorders.
本发明涉及式(I)的化合物,其中A、E、G、J、L、M、R1、R2和R3如说明书和权利要求所定义。本发明还涉及含有这种化合物的制药组合物和制备这种化合物及组合物的方法。这些化合物是代谢型谷
氨酸受体拮抗剂,可用于治疗多种中枢神经系统疾病。