AIDS-045714 AIDS045714 Mono-ol-based HIV Protease inhibitor Derivative {1-[(1S,2R,3S)-1-Benzyl-2-hydroxy-3-(3-methyl-2-{[1-(4-methyl-piperazin-1-yl)-methanoyl]-amino}-butanoylamino)-4-phenyl-butylcarbamoyl]-2-methyl-propyl}-carbamic acid benzyl ester