Patent ID: 7893075

Claim:
A compound having the chemical structure of Formula III, all salts, tautomers, and stereoisomers thereof, wherein: L 4 is —CH 2 —, or, —C(O)—; R 81 is selected from the group consisting of hydrogen, —CN, fluoro, chloro, lower alkyl, fluoro substituted lower alkyl, lower alkoxy, and fluoro substituted lower alkoxy; R 82 is hydrogen; R 83 is nitrogen containing heteroaryl, wherein nitrogen containing heteroaryl is optionally substituted with one or two substituents selected from the group consisting of halogen, lower alkyl, fluoro substituted lower alkyl, cycloalkylamino, —NHR 41 , —NR 41 R 41 , —OR 41 and —S(O) 2 R 41 ; and R 41 at each occurrence is lower alkyl or cycloalkyl, wherein lower alkyl is optionally substituted with one or more fluoro.