1-[3-Deoxy-3-C-(hydroxymethyl)-.beta.-D-lyxo-pentofuranosyl]uracil 130351-65-4 2,4(1H,3H)-Pyrimidinedione, 1-[3-deoxy-3-(hydroxymethyl)-.beta.-D-lyxofuranosyl]- 3'-Hydroxymethyl Lyxo U AIDS-001770 AIDS001770