嘌呤类似物具有潜在的抗肿瘤活性。与鸟嘌呤竞争新陈代谢。;Purine analogue with potential antineoplastic activity. Competes with guanine in metabolism.;Azaguanine-8是嘌呤类似物,具有抗肿瘤活性,在代谢中与鸟嘌呤竞争。;Azaguanine-8 is a purine analogs showing antineoplastic activity by competing with guanine in the metabolism.A triazolo guanine analog that inhibits purine nucleotide biosynthesis.