Bicyclic thiazoles as allosteric modulators of mglur5 receptors

A compound of formula (I)

• or a stereoisomeric form thereof,
• wherein
• n is 1 or 2;
• A is selected from the group consisting of —CH2O— and —O—CH2—;
• R1 is selected from the group consisting of phenyl and phenyl substituted with 1, 2 or 3 substituents each independently selected from the group consisting of C1-6alkyl, trifluoromethyl, cyano and halo;
• and
• R2 is selected from the group consisting of hydrogen;
• C1-8alkyl;
• (C1-6alkyloxy)C1-3alkyl;
• C3-8cycloalkyl;
• (C3-8cycloalkyl)C1-3alkyl;
• phenyl;
• phenyl substituted with 1, 2 or 3 substituents each independently selected from the group consisting of C1-6alkyl, C1-3alkyloxy, halo and C1-3alkyl substituted with 1, 2 or 3 independently selected halo substituents;
• (phenyl)C1-3alkyl;
• (phenyl)C1-3alkyl wherein the phenyl part is substituted with 1, 2 or 3 independently selected halo substituents;
• pyridinyl;
• pyridinyl substituted with 1 or 2 substituents each independently selected from the group consisting of C1-6alkyl, C1-3alkyloxy, halo and C1-3alkyl substituted with 1, 2 or 3 independently selected halo substituents;
• and (tetrahydro-2H-pyranyl)-methyl;
• or a pharmaceutically acceptable salt thereof.