苯甲酸

4-N-benzoyl-2',3'-O-isopropylidenecytidine

O2',O3',O5'-tris-trimethylsilyl-N4-benzoylcytidine

4-amino-1-[4-hydroxy-5-(hydroxymethyl)-3-[(4-methoxyphenyl)methoxy]tetrahydrofuran-2-yl]pyrimidin-2-one

N4-benzoyl-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2'-O-(methoxymethyl)cytidine