2-[(acetyloxy)methyl]-4-(2-amino-6-oxo-6,9-dihydro-1H-purin-9-yl)butyl acetate

N2-acetyl-9-[4-acetoxy-3-(acetoxymethyl)but-1-yl]guanine

9-[4-acetoxy-3-(acetoxymethyl)but-1-yl]-2-acetylamino-6-(2',4',6'-triisopropylbenzenesulfonyloxy)-9H-purine

二乙氧乙基丙二醇

3-二乙氧基丙烷-1,1-二甲酸二乙酯