The present invention relates to compounds of formula (I)
wherein A, E G, J, L, M, R
1
, R
2
, and R
3
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如规范和权利要求中所定义。该发明还涉及含有这种化合物的药物组合物以及制备这种化合物和组合物的方法。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。