145031-48-7 AIDS-045150 AIDS045150 Cbz-Tyr-Val-ACHPA-Ala-Sta-OMe L-threo-Pentonamide, 5-cyclohexyl-2,4,5-trideoxy-N-[2-[[2-hydroxy-4-methoxy-1-(2-methylpropyl)-4-oxobutyl]amino]-1-methyl-2-oxoethyl]-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-5-cyclohexyl-2,4,5-trideoxy-L-threo-pentonic acid)-, methyl ester