Synonyms: L-Acosamine nucleoside;136035-10-4;AC1NUHZB;1-(5-O-Acetyl-3-phthalimido-2,3,6-trideoxy-.beta.-L-ribo-hexofuranosyl)thymine;1-(5-O-Acetyl-3-phthalimido-2,3,6-trideoxy-beta-L-ribo-hexofuranosyl)thymine;[(1S)-1-[(2R,3R,5S)-3-(1,3-dioxoisoindol-2-yl)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]ethyl] acetate;2-4(1H,3H)-Pyrimidinedione, 1-(5-O-acetyl-2,3,6-trideoxy-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-beta-L-ribo-hexofuranosyl)-5-methyl-;2-4(1H,3H)-Pyrimidinedione, 1-[5-O-acetyl-2,3,6-trideoxy-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-.beta.-L-ribo-hexofuranosyl]-5-methyl-