Patent ID: 8110586

Claim:
An 8-aza-bicyclo[3.2.1]octane derivative of Formula I: any of its stereoisomers or any mixture of its stereoisomers, or a pharmaceutically acceptable salt thereof, wherein R a represents a naphthyl group, which naphthyl group is substituted with —O—R b ; wherein R b presents hydrogen, alkyl, cycloalkyl, cycloalkylalkyl, alkenyl or alkynyl; and which naphthyl group is optionally further substituted with one or more substituents independently selected from the group consisting of: halo, trifluoromethyl, trifluoromethoxy, cyano, hydroxy, amino, nitro, oxo, alkoxy, cycloalkoxy, alkyl, cycloalkyl, cycloalkylalkyl, alkenyl and alkynyl.