Sodium;(2s,5r)-6-[[(2r)-2-[[6-[4-[[(2s)-2-acetamidopropanoyl]amino]phenyl]-2-oxo-1h-pyridine-3-carbonyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate