[5-(6-acetamidopurin-9-yl)-3,4-diacetyloxyoxolan-2-yl]methyl acetate

溴化苄

[3,4-bis(benzoyloxy)-5-chlorooxolan-2-yl]methyl benzoate

鸟苷

[3,4-dibenzoyloxy-5-(6-chloropurin-9-yl)oxolan-2-yl]methyl benzoate