Substituted isoindolones and their use as metabotropic glutamate receptor potentiators

摘要

The present invention is directed to compounds of formula I: wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and n are as defined for formula I in the description. The invention also relates to processes for the preparation of the compounds and to new intermediates employed in the preparation, pharmaceutical compositions containing the compounds, and to the use of the compounds in therapy.