英文名称
[2-[[[5-[4-(Hexadecanoylamino)-2-oxopyrimidin-1-yl]-2-[[[5-[4-(hexadecanoylamino)-2-oxopyrimidin-1-yl]oxolan-2-yl]methoxy-hydroxyphosphoryl]oxymethyl]oxolan-3-yl]oxy-hydroxyphosphoryl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]imino-iminoazanium