Pyrrolidine derivatives which are inhibitors of acetyl-CoA carboxylase(s) and their use in the treatment of obesity and type-2 diabetes. An exemplary compound is 2-(4-(1-[5-Chloro-6-(2-hydroxy-2-methyl-propoxy)-pyrimidin-4-yl]-(R)-pyrrolidin-3-yloxy)-phenyl)-N-cyclopropyl-propionamide.