Patent ID: 8372971

Claim:
A compound having the structure (A) or an N-oxide, N,N′-dioxide, N,N′,N″-trioxide, or a pharmaceutically acceptable salt thereof: wherein: Y is absent or is a moiety selected from a group consisting of: R 1 is a substituent selected from a group consisting of an aryl, a substituted aryl, a heterocycle, a heteroaryl, a substituted heterocycle, and a substituted heteroaryl; R 2 is a substituent selected from a group consisting of hydrogen, hydroxyl, C 1 -C 6 alkyl, C 1 -C 6 alkylamino, halogen, C 1 -C 6 alkoxy, —NO 2 , —NH 2 , and —C≡N; and R 3 is a substituent selected from a group consisting of an aryl, a substituted aryl, a heterocycle, a heteroaryl, a substituted heterocycle, and a substituted heteroaryl.