| 英文同义词: | oxanosine;1-Oxaguanosine;5-Amino-3-β-D-ribofuranosylimidazo[4,5-d][1,3]oxazin-7(3H)-one;Imidazo[4,5-d][1,3]oxazin-7(3H)-one, 5-amino-3-β-D-ribofuranosyl-;5-Amino-3-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)imidazo[4,5-d][1,3]oxazin-7(3H)-one |