145031-49-8 AIDS-045151 AIDS045151 Cbz-Tyr-Val-ACHPA-Ala-Sta-OMe L-threo-Pentonamide, 2,4,5-trideoxy-N-[2-[[2-hydroxy-4-methoxy-1-(2-methylpropyl)-4-oxobutyl]amino]-1-methyl-2-oxoethyl]-5-phenyl-4-[[N-[N-[(phenylmethoxy)carbonyl]-L-tyrosyl]-L-valyl]amino]-, [1S-[1R*(R*),2R*]]- Pepstatin A, 1-[N-[(phenylmethoxy)carbonyl]-L-tyrosine]-3-(4-amino-2,4,5-trideoxy-5-phenyl-L-threo-pentonic acid)-