Patent ID: 8293770

Claim:
A compound of formula I wherein Ar 1 is aryl or heteroaryl; Ar 2 is aryl or heteroaryl; R 1 is hydrogen, halogen, hydroxy, lower alkyl, lower alkoxy, lower alkyl substituted by halogen, lower alkoxy substituted by halogen, S-lower alkyl, —S(O) 2 -lower alkyl, —S(O) 2 -di-lower alkyl amino, cyano, amino, mono or di-lower alkyl amino, C(O)-lower alkyl, NHC(O)-lower alkyl, cycloalkyl, heterocyclyl, or heteroaryl optionally substituted by lower alkyl; R 2 is hydrogen, halogen, lower alkyl, lower alkoxy, lower alkyl substituted by halogen or cyano; R 3 is hydrogen, halogen, lower alkyl or lower alkyl substituted by halogen; n is 1, 2 or 3; wherein when n is 2 or 3, each R 1 is the same or different; o is 1, 2 or 3; wherein when o is 2 or 3, each R 2 is the same or different; and p is 1, 2 or 3; wherein when p is 2 or 3, each R 4 is the same or different; or a pharmaceutically active salt, a racemic mixture, an enantiomer, an optical isomer or a tautomeric form thereof.