Synonyms: 133488-38-7;AC1L9QMA;1-(3-Amino-2,3-dideoxy-.beta.-D-ribo-hexofuranosyl)uracil;1-(3-Amino-2,3-dideoxy-beta-D-ribo-hexofuranosyl)uracil;1-[(2R,4S)-4-amino-5-[(1S)-1,2-dihydroxyethyl]oxolan-2-yl]pyrimidine-2,4-dione;2,4(1H,3H)-Pyrimidinedione, 1-(3-amino-2,3-dideoxy-.beta.-D-ribo-hexofuranosyl)-;2,4(1H,3H)-Pyrimidinedione, 1-(3-amino-2,3-dideoxy-beta-D-ribo-hexofuranosyl)-