(2S)-N-((1S)-3-{(4S)-4-[N-(tert-Butyl)carbamoyl](1,3-oxazolidin-3-yl)}-2,3-dioxo-1-benzylpropyl)-2-(2-(5-isoquinolyloxy)acetylamino)-3-methylbutanamide AIDS-104294 AIDS104294 iQOA-Val-Apns(C=O)-Oxa-NH-tert-butyl