英文名称
[(2R,3S,5R)-5-(4-amino-2-oxopyrimidin-1-yl)-2-(hydroxymethyl)oxolan-3-yl] 5-[6'-[5-[[(2R,3S,5R)-5-(4-amino-2-oxopyrimidin-1-yl)-2-(hydroxymethyl)oxolan-3-yl]oxy-hydroxyphosphoryl]oxypentoxy]-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl]oxypentyl hydrogen phosphate