5-Oxa-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-((((difluoromethyl)thio)acetyl)amino)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-, monosodium salt, cis- 5-Oxa-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(2-((difluoromethyl)thio)acetamido)-3-(((1-(2-hydroxyethyl)-1H-tetrazol-5-yl)thio)methyl)-7-methoxy-8-oxo-, sodium salt, (6R,7R)- 6315-S 6315S 92823-03-5 Flomoxef Flomoxef sodium Flomoxef sodium salt S 6315