N-乙酰胞嘧啶核苷

1-[6-methoxy-2,2-dimethyl-(3aR,5R,6R,6aR)-perhydrofuro-[2,3-d][1,3]dioxol-5-yl]-(1R)-ethane-1,2-diol

N-(2-Oxo-1-trimethylsilanyl-1,2-dihydro-pyrimidin-4-yl)-acetamide