Patent ID: 7091198

Claim:
A compound of the formula in which R 1 is C 6 –C 10 -aryl or 5- to 10-membered heteroaryl which are optionally substituted by radicals selected from the group of halogen, cyano, C 1 –C 6 -alkoxy, C 1 –C 6 -alkoxycarbonyl, trifluoromethyl, 2,2,2-trifluoroethyl, trifluoromethoxy, C 1 –C 4 -alkyl and C 3 –C 8 -cycloalkyl, where C 1 –C 4 -alkyl is optionally substituted by hydroxy, or a group of the formula or 4- to 12-membered heterocyclyl which is bonded via a nitrogen atom and which is optionally substituted by radicals selected from the group of —NHR 2 , halogen, C 1 –C 6 -alkoxycarbonyl, C 1 –C 6 -alkoxy, C 1 –C 6 -alkyl and oxo, where C 1 –C 6 -alkyl is optionally substituted by hydroxy, and R 2 is C 1 –C 4 -alkyl, or C 4 –C 8 -cycloalkyl which is substituted in the position adjacent to the point of attachment by oxo, and which is optionally substituted by C 1 –C 4 -alkyl, or a salt thereof.