| abstract |
The invention is concerned with the compounds of formula (I) and pharmaceutically acceptable salts and esters thereof, wherein R1-R5, A, B, Q, W, and X are defined in the detailed description and claims. In addition, the present invention relates to methods of manufacturing and using the compounds of formula (I) as well as pharmaceutical compositions containing such compounds. The compounds of formula (I) are antagonists at the CRTH2 receptor and may be useful in treating diseases and disorders associated with that receptor such as asthma. |