Patent ID: 7358243

Claim:
A compound formula (I), any of its enantiomers or any mixture of its enantiomers, or a pharmaceutically acceptable salt thereof, wherein Q is —CH 2 —CH 2 — or —CH 2 —CH 2 —CH 2 —; one of R 1 and R 2 is —CH 2 —CH 2 —CH 2 —R 3 , —CH 2 —CH═CH—R 3 , or —CH 2 —C≡C—R 3 ; wherein R 3 is aryl or heteroaryl; which aryl and heteroaryl is optionally substituted with one or more substituents selected from the group consisting of: halogen, hydroxy, amino, cyano, nitro, trifluoromethyl, alkoxy, cycloalkoxy, alkyl, cycloalkyl, cycloalkylalkyl, alkenyl, and alkynyl; and the other of R 1 and R 2 is —CO—R 4 ; wherein R 4 is alkyl, cycloalkyl, cycloalkylalkyl, aryl, or arylalkyl.