(2R,3R,4S)-N-[2-(Benzylamino)-4-[[N-[(benzyloxy)carbonyl]valyl]amino]-3-hydroxy-5- phenylpentanoyl]valine (2-benzimidazolyl)methyl ester AIDS-025192 AIDS025192 Statine deriv. Val-Val-Sta, 5PhBuCOOH deriv.