Patent ID: 7304094

Claim:
A compound of formula I: wherein: m is 0 or 1; Z represents CON(R 2a ) 2 ; R 1b represents H, C 1-4 alkyl or OH; R 1c represents H or C 1-4 alkyl; with the proviso that when m is 1, R 1b and R 1c do not both represent C 1-4 alkyl; Ar 1 represents C 6-10 aryl which bears 0-3 substituents independently selected from halogen, CF 3 , OH, OCF 3 , C 1-4 alkoxy or C 1-4 alkyl which optionally bears a substituent selected from halogen, CF 3 , OH and C 1-4 alkoxy; Ar 2 represents C 6-10 aryl which bears 0-3 substituents independently selected from halogen, CF 3 , OH, OCF 3 , C 1-4 alkoxy or C 1-4 alkyl which optionally bears a substituent selected from halogen, CF 3 , OH and C 1-4 alkoxy; R 2a represents H, C 1-6 alkyl, or C 2-6 alkenyl, wherein said alkyl or alkenyl optionally bears a substituent selected from halogen, CF 3 , or OR 2b ; R 2b represents H, C 1-6 alkyl, or C 2-6 alkenyl, wherein said alkyl or alkenyl optionally bears a substituent selected from halogen, CF 3 , OH, or C 1-4 alkoxy; or a pharmaceutically acceptable salt thereof.