4-ethoxy-1-(2-methyl-β-D-ribofuranosyl)-2(1H)-pyrimidinone

4-ethoxy-1-[2-C-methyl-3,5-O-(tetraisopropyldisiloxan-1,3-diyl)-β-D-ribo-pentofuranosyl]-2(1H)-pyrimidinone

4-ethoxy-1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-erythro-2-pentulofuranosyl]-2(1H)-pyrimidinone

4-ethoxy-1-(3,5-O-TIPDS-1,3-diyl-β-D-ribofuranosyl)-2(1H)-pyrimidinone

尿嘧啶核苷