The present invention relates to compounds of formula (I) wherein X signifies O, S or two hydrogen atoms not forming a bridge; A1/A2 signify, independently from each other, phenyl or a 6-membered heterocycle containing 1 or 2 nitrogen atoms; B is a group of formula (A), wherein Y signifies -O-, -S- or a bond; Z signifies -O- or -S-; or B is a 5-membered heterocyclic group of formulas (a, b, c or d). These compounds may be used as metabotropic glutamate receptor ligands in the control or prevention of acute and/or chronic neurological disorders.
本发明涉及式(I)的化合物,其中X表示O,S或不形成桥梁的两个
氢原子;A1 / A2独立地表示
苯基或含有1或2个
氮原子的6元杂环;B是式(A)的基团,其中Y表示-O-,-S-或键;Z表示-O-或-S-;或B是式(a,b,c或d)的5元杂环基团。这些化合物可以用作代谢型谷
氨酸受体
配体,用于控制或预防急性和/或慢性神经系统疾病。