(S)-2-{[3-Azido-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethoxy]-methoxy-phosphorylamino}-3-phenyl-propionic acid methyl ester AIDS-059286 AIDS059286 Phosphoramidate triester of AZT