FIELD: pharmaceutics.
SUBSTANCE: invention relates to salt of 1-(((Z)-(1-(2-aminothiazole-4-yl)-2-oxo-2-(((3S,4R)-2-oxo-4-((2-oxooxazolidine-3-yl)methyl)-1-sulfoazetidine-3-yl)amino)ethylidene)amino)oxy)cyclopropancarboxylic acid selected from (L)-arginine salt and sodium salt. The invention also relates to a hydrated solid form of 1-(((Z)-(1-(2-aminothiazole-4-yl)-2-oxo-2-(((3S,4R)-2-oxo-4-((2-oxooxazolidine-3-yl)methyl)-1-sulfoazetidine-3-yl)amino)ethylidene)amino)oxy)cyclopropancarboxylic acid.
EFFECT: compounds, according to the invention, are intended for the use in production of a drug for the treatment of gram-negative bacteria infection.
8 cl, 5 tbl, 14 dwg
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