1-[(2S,3S)-4-Cyclohexyl-3-({N2-[(2S)-2,3-dihydro-1H-indol-2-ylcarbonyl]-L-asparaginyl}amino)-2-hydroxybutanoyl]-L-prolyl-L-alloisoleucyl-L-valinamide AIDS-163666 AIDS163666 H-Inc-Asn-(2S, 3S)-AHPBA-Pro-Ile-Val-NH2