A N.sup.4 -alkoxycarbonylarabinofuranosylcytosine represented by the formula: ##STR1## wherein R is an aliphatic hydrocarbon group having 4 to 22 carbon atoms. These compounds are useful as anti-tumor agents.
公式表示的一种N.sup.4-烷氧羰基阿拉伯
呋喃核苷
胞嘧啶,其中R是具有4到22个碳原子的脂肪烃基。这些化合物可用作抗肿瘤剂。