英文名称
                        [(2R,3R,4R,5R)-5-(2-amino-6-oxo-3H-purin-9-yl)-3-[[(2R,3R,4R,5R)-3-[[(2R,3R,4R,5R)-5-(6-aminopurin-9-yl)-3-[[(2R,3R,4R,5R)-3-[[(2R,3R,4R,5R)-3-[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-5-(2,4-dioxopyrimidin-1-yl)-4-(oxan-2-yloxy)oxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-5-(2,4-dioxopyrimidin-1-yl)-4-(oxan-2-yloxy)oxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-4-(oxan-2-yloxy)oxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-5-(2,4-dioxopyrimidin-1-yl)-4-(oxan-2-yloxy)oxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-4-(oxan-2-yloxy)oxolan-2-yl]methoxy-imidazol-1-ylphosphinic acid