AIDS-222609 AIDS222609 Benzoic acid, 3-[[[[(4R)-3-[(2S,3S)-3-[[(2,6-dimethylphenoxy)acetyl]amino]-2-hydroxy-1-oxo-4-phenylbutyl]-5,5-dimethyl-4-thiazolidinyl]carbonyl]amino]methyl]-, methyl ester