disodium salt

6β-((Ξ)-2-phenyl-2-sulfo-acetylamino)-penicillanic acid

Sulbenicillin Sodium

Disodium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-[(R)-2-phenyl-2-sulfonatoacetamido]-4-thia-azabicyclo[3.2.0]heptane-2-carboxylate

disodium 3,3-dimethyl-7-oxo-6-{[phenyl(sulfonato)acetyl]amino}-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

disodium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-{[phenyl(sulfonato)acetyl]amino}-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate