92071-93-7

5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-5-thiazolyl)-2-[(1-carboxy-1-methylethoxy)imino]-1-oxoethyl]amino]-3-[[(4-carboxy-2,3-dihydro-3-oxo-5-isothiazolyl)thio]methyl]-8-oxo-, sodium salt (1:1)