Compounds of the structure ##STR1## wherein Y is O, NH or NAc; X is H, .beta.-D-ribofuranosyl or 2,3,5-tri-O-Ac-.beta.-D-ribofuranosyl and Ac is acetyl; are useful as antimicrobal agent.
结构式为##STR1##的化合物,其中Y为O、NH或NAc;X为H、β-
D-核糖呋喃苷或2,3,5-三-O-乙酰基-β-
D-核糖呋喃苷,Ac为乙酰基;可用作抗微
生物剂。