| 摘要 |
PROBLEM TO BE SOLVED: To provide a 4'-C-ethynyl purine nucleoside compound and the use of the nucleoside compound as a medicine, particularly the use for the treatment of AIDS. SOLUTION: The invention relates to the 4'-C-ethynyl purine nucleoside compound represented by formula (I), (wherein B represents a base selected from the group consisting of purine and derivatives thereof; X represents a hydrogen atom or a hydroxy group; and R represents a hydrogen atom or a phosphate residue) and a pharmaceutical composition containing the compounds and a pharmaceutically acceptable carrier. COPYRIGHT: (C)2008,JPO&INPIT
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