AIDS-043665 AIDS043665 D4T-phosphotriester Propanoic acid, 2-[[[[(2S,5R)-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-2,5-dihydro-2-furanyl]methoxy]phenoxyphosphinyl]oxy]-, ethyl ester, (2S)-