Patent ID: 7652031

Claim:
A compound having the following structure where the substituents are as set forth: R 40a R 25b ; R 25c H; H H; H H; H H; H H; H CH 3 H; H H; H H; H H; H H; H H; H H; H H; H CH 3 CH(CH 3 ) 2 CH 2 CH 2 CH 3 —CH(CH 3 )—CH 2 CH 3 3-fluorene R 6 J CH 3 H CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 CH 3 or a pharmaceutically acceptable salt form thereof.