Patent ID: 8877744

Claim:
A compound of formula I, wherein R 1 is selected from the groups consisting of hydrogen and halogen; R 2 is selected from the groups consisting of C 1-6 -alkyl and halogen-C 1-3 -alkyl; R 3 is selected from the groups consisting of hydrogen, halogen, and C 1-6 -alkyl; R 4 is selected from the groups consisting of hydrogen, halogen, and C 1-6 -alkyl; R 5 is selected from the groups consisting of hydrogen and C 1-6 -alkyl; R 6 is selected from the groups consisting of hydrogen and C 1-6 -alkyl; R 7 and R 8 together with the C atom to which they are attached form a group selected from the group consisting of aryl, aryl substituted by 1-4 substituents individually selected from cyano, cyano-C 1-6 -alkyl, halogen, halogen-C 1-6 -alkoxy, halogen-C 1-6 -alkyl, C 1-6 -alkoxy, C 1-6 -alkoxy-C 1-6 -alkyl, C 1-6 -alkyl-NH—SO 2 —, C 1-6 -alkyl-SO 2 —, C 1-6 -alkoxy-SO 2 — and C 1-6 -alkyl, heteroaryl, heteroaryl substituted by 1-4 substituents individually selected from aryl, cyano, cyano-C 1-6 -alkyl, halogen, halogen-C 1-6 -alkoxy, halogen-C 1-6 -alkyl, halogen-C 1-6 -alkyl-heteroaryl, halogen-aryl, heteroaryl, C 1-6 -alkoxy, C 1-6 -alkoxy-C 1-6 -alkyl, C 1-6 -alkyl-NH—SO 2 — and C 1-6 -alkyl, C 2-6 -alkynyl, C 2-6 -alkynyl substituted by 1-5 substituents individually selected from aryl, cyano, halogen-aryl, halogen, C 1-6 -alkyl, C 1-6 -alkyl-aryl, cyano-heteroaryl, halogen-heteroaryl, C 1-6 -alkyl-heteroaryl, heteroaryl, C 1-6 -alkoxy-heteroaryl and C 1-6 -alkoxy; heterocyclyl, and heterocyclyl substituted by 1-4 substituents individually selected from halogen, halogen-C 1-6 -alkoxy, halogen-C 1-6 -alkyl, C 1-6 -alkoxy, C 1-6 -alkoxy-C 1-6 -alkyl and C 1-6 -alkyl; R 9 is selected from the group consisting of halogen and C 1-6 -alkyl; and n is 0 or 1; or a pharmaceutically acceptable salt thereof.