Patent ID: 7446108

Claim:
A compound having the following structure: wherein R 1 is alkyl, substituted alkyl, aryl, substituted aryl, heteroaryl, or substituted heteroaryl; R 2 is hydrogen, alkyl, substituted alkyl, alkoxy, thioalkyl, halo, cyano, or haloalkyl; R 4 is hydrogen, alkyl, substituted alkyl or C(O)R 1 ; R 5 is hydrogen, halogen, alkyl, substituted alkyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, alkoxy, thioalkyl, C(O)R 1 , NR 10 R 11 or cyano; R 6 is hydrogen, halogen, alkyl, substituted alkyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, alkoxy, thioalkyl, C(O)alkyl, NR 10 R 11 or cyano; R 8 is hydrogen, halogen, alkyl, substituted alkyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, alkoxy, thioalkyl, C(O)alkyl, NR 10 R 11 or cyano; and R 10 , R 11 are the same or different and are independently hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, heteroaryl, or substituted heteroaryl; or a pharmaceutically acceptable salt thereof.