英文名称
1-[(2R,5R)-5-[[2-[[(2R,5R)-2-[[hydroxy(methoxy)phosphinothioyl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[[(2S,3S,5S)-3-methoxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy]phosphinothioyl]oxyethoxy-sulfanylphosphoryl]oxymethyl]-4-methoxyoxolan-2-yl]-5-methylpyrimidine-2,4-dione