Patent ID: 6900238

Claim:
A mechanism based inhibitor of HIV or FIV aspartyl protease having the following structure: Wherein: R 1 is a radical selected from the group consisting of —H, —OH, —O(C 1 -C 6 alkyl), —OBn, —OCH 2 C 6 H 4 (OH), and —OCH 2 C 6 H 3 (OH) 2 ; R 2 is a radical selected from the group consisting of —H, —OH, —O(C 1 -C 6 alkyl), —OBn, —OCH 2 C 6 H 4 (OH), and —OCH 2 C 6 H 3 (OH) 2 ; R 3 is a radical selected from the group consisting of —H, —CH 2 OH, and —CH 2 O(C 1 -C 6 alkyl); with the following provisos: R 1 , R 2 and R 3 cannot all be hydrogen.