Patent ID: 8748418

Claim:
A compound of formula I, wherein R 1 is selected from the group consisting of hydrogen, halogen, and C 1-6 -alkyl; R 2 is selected from the group consisting of hydrogen, C 1-6 -alkyl, and halogen-C 1-6 -alkyl; R 3 is selected from the group consisting of halogen, hydrogen, and C 1-6 -alkyl; R 4 is selected from the group consisting of hydrogen and halogen; R 5 is selected from the group consisting of hydrogen and C 1-6 -alkyl; R 6 is selected from the group consisting of hydrogen and C 1-6 -alkyl; R 7 is selected from the group consisting of halogen and C 1-6 -alkyl; n is 0 or 1; and R 8 is selected from the group consisting of heteroaryl, heteroaryl, substituted by 1-4 substituents individually selected from the group consisting of cyano, cyano-C 1-6 -alkyl, halogen, halogen-C 1-6 -alkyl, halogen-C 1-6 -alkoxy, C 1-6 -alkoxy and C 1-6 -alkyl, heteroaryl-CH 2 —, heteroaryl-CH 2 —, substituted by 1-4 substituents individually selected from the group consisting of cyano, cyano-C 1-6 -alkyl, halogen, halogen-C 1-6 -alkyl, halogen-C 1-6 -alkoxy, C 1-6 -alkoxy and C 1-6 -alkyl, aryl, aryl, substituted by 1-4 substituents individually selected from the group consisting of cyano, cyano-C 1-6 -alkyl, halogen, halogen-C 1-6 -alkyl, halogen-C 1-6 -alkoxy, C 1-6 -alkoxy and C 1-6 -alkyl, heterocyclyl, and heterocyclyl, substituted by 1-4 substituents individually selected from the group consisting of cyano, cyano-C 1-6 -alkyl, halogen, halogen-C 1-6 -alkyl, halogen-C 1-6 -alkoxy, C 1-6 -alkoxy and C 1-6 -alkyl; or a pharmaceutically acceptable salt thereof.