Patent ID: 8283310

Claim:
A compound of formula (I) or a pharmaceutically acceptable salt thereof, wherein n and m are each independently 0, 1, 2, or 3; R 1 is selected from hydrogen, alkenyl, alkyl, and cycloalkyl, wherein the alkenyl, the alkyl, and the cycloalkyl are each optionally substituted with one, two, three, or four halo groups; each R 2 and R 3 are independently selected from alkoxy, alkyl, cyano, dialkylamino, halo, haloalkoxy, haloalkyl, and hydroxy; R 4 is selected from hydrogen, alkenyl, alkyl, aryl, arylalkyl, cycloalkyl, (cycloalkyl)alkyl, heterocyclyl, and heterocyclylalkyl; wherein the alkyl and cycloalkyl are each optionally substituted with one group selected from alkoxy, haloalkoxy, halo, haloalkyl, cyano, and dialkylamino; R 5 is selected from hydrogen, alkoxycarbonyl, alkyl, alkylcarbonyl, alkylsulfonyl, haloalkoxycarbonyl, haloalkyl, haloalkylcarbonyl, (NR a R b )carbonyl, and (NR a R b )sulfonyl, wherein R a and R b are independently selected from hydrogen, alkoxy, alkyl, aryl, arylalkyl, cycloalkyl, (cycloalkyl)alkyl, haloalkyl, heterocyclyl, and heterocyclylalkyl; and Q is a C 6 -C 9 saturated or unsaturated carbon chain.