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SMILES: Oc1ncnc2c[nH]nc12 Canonical SMILES: Oc1ncnc2c1n[nH]c2 InChI: InChI=1S/C5H4N4O/c10-5-4-3(1-8-9-4)6-2-7-5/h1-2H,(H,8,9)(H,6,7,10) InChIKey: JFZSDNLQDTYVEE-UHFFFAOYSA-N
CBID:2732 http://www.chembase.cn/molecule-2732.html