2-[2-(2-amino-6-methoxypurin-9-yl)ethyl]propane-1,3-diol

[4-(2-amino-6-oxo-3H-purin-9-yl)-2-(hexanoyloxymethyl)butyl] hexanoate

[4-(2-amino-6-oxo-3H-purin-9-yl)-2-(formyloxymethyl)butyl] formate

5-氧代-1-苯基-2,5-二氢-1H-吡唑-3-羧酸

2-(1,3-benzodioxol-5-ylmethyl)butanedioic acid