| abstract |
Compounds of formula Ia or Ib in free or salt form, wherein Ar, X<SUP>1</SUP>, X<SUP>2</SUP>, m, R<SUP>1</SUP>, Q, Y, R<SUP>2 </SUP>and R<SUP>3 </SUP>have the meanings as indicated in the specification, are useful for treating conditions that are mediated by CCR-3, for example an inflammatory or allergic condition, particularly an inflammatory or obstructive airways disease. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described. |