英文名称
[(2R,5R)-2-[[[(2R,5R)-2-(deuteriomethyl)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-(2-methylpropanoyloxymethylsulfanyl)phosphoryl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-[[(2R,5R)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)-3-[[(2R,5R)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)-3-(4-oxopentanoyloxy)oxolan-2-yl]methoxy-(2-methylpropanoyloxymethylsulfanyl)phosphoryl]oxyoxolan-2-yl]methoxy]-oxophosphanium