O6-(p-methylbenzyl)guanosine

O6-(p-methoxybenzyl)guanosine

鸟苷

guanosine

(2R,3R,4R,5R)-2-(4-amino-2-oxopyrimidin-1(2H)-yl)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-3-yl (((2R,3S,4R,5R)-5-(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl) hydrogen phosphate