AIDS-045215 AIDS045215 N-[(R)-1-((S)-1-{(2R,3S)-3-[(1-Benzyl-2-methyl-propylcarbamoyl)-methyl]-oxiranyl}-2-phenyl-ethylcarbamoyl)-2-methanesulfonyl-2-methyl-propyl]-nicotinamide Pyrid-CONH(MeSO2Val)Phe Epoxy deriv.