AIDS-212553 AIDS212553 L-Prolinamide, N-[6-(methylamino)-1,6-dioxohexyl]-L-valyl-L-valyl-N-[1-[2-(cyclopropylamino)-1,2-dioxoethyl]butyl]-4-[[(3,4-dihydro-2(1H)-isoquinolinyl)carbonyl]oxy]-, (4R)-