121822-36-4 AIDS-000451 AIDS000451 Ac-Ser-Gln-Asn-(3RS,4S)AHPPA-Val-Val-NH2 L-Valinamide, N-[4-[[N2-[N2-(N-acetyl-L-seryl)-L-glutaminyl]-L-asparaginyl]amino]-2,4,5-trideoxy-5-phenylpentonoyl]-L-valyl-