| 摘要 |
FIELD: medicine, pharmaceutics.SUBSTANCE: invention refers to new compounds of formula I and their pharmaceutically acceptable salts, method for preparing them by the fermentation of a microorganism of the species Streptomyces (PM0626271/MTCC 5447), and to their pharmaceutical compositions containing one or more compounds of formula I as an active ingredient.EFFECT: compounds of formula I are used for treating and preventing the diseases caused by bacterial infections.4 cl, 3 dwg, 6 tbl, 9 ex |
