Guanosine

2-[(乙酰氧基)甲氧基]乙基乙酸酯

trimethylsilyl N-(7-(trimethylsilyl)-6-((trimethylsilyl)oxy)-7H-purin-2-yl)acetimidate

1,2,3,5-四-O-乙酰基-β-D-呋喃核糖

N,9-二乙酰鸟嘌呤