N-(1-(2-((2-azidoethyl)(2-(bis(4-methoxyphenyl)(phenyl)methoxy)ethyl)amino)-2-oxoethyl)-2-oxo-1,2-dihydropyrimidin-4-yl)benzamide

N4-benzoylcytosine-1-acetic acid

methyl (cytosine-1-yl)acetate