3,4-Dihydro-1H-isoquinoline-2-carboxylic acid, 1-(3-methyl-2-{3-methyl-2-[(pyrazine-2-carbonyl)-amino]-butyrylamino}-butyryl)-5-{1-[2-oxo-2-(3-phenoxy-azetidin-1-yl)-acetyl]-butylcarbamoyl}-pyrrolidin-3-yl ester AIDS-167298 AIDS167298