| abstract |
The present invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof. Compounds of formula I have been found to act as glucagon antagonists or inverse agonists. Accordingly, the compounds of formula (I) and pharmaceutical compositions thereof are useful for the treatment of diseases, disorders or conditions mediated by glucagon. (I) Wherein R 1 , R 2 , R 3 , A 1 , A 2 , A 3 , A 4 , L, B 1 , B 2 , B 3 and B 4 are as defined herein. |