| abstract |
The invention discloses compounds of formula I, wherein one of R1 and R2 is thienyl which is substituted by halogen and the other of R1 and R2 is substituted phenyl, wherein the substituents are as defined in the claims, with the proviso that the phenyl group is substituted by at least a cyano, carboxy or (C1-4)alkyloxycarbonyl group. The compounds are inhibitors of CCR9 activity and are useful for therapeutic treatment. |