The present invention relates to compounds of general formula I,
wherein the groups R
1
, R
2
, L
1
, L
2
, U and B are as defined in the application, which have valuable pharmacological properties, and in particular modulate the activity of the MCH receptor.
本发明涉及一般式I的化合物,其中基团R1、R2、L1、
L2、U和B如申请中所定义,具有有价值的药理特性,特别是调节MCH受体的活性。