(2S-(2alpha,5alpha,6beta(S*)))-6-((Aminophenylacetyl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, (2,2-dimethyl-1-oxopropoxy)methyl ester, mono(4-((dipropylamino)sulfonyl)benzoate) 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-((aminophenylacetyl)amino)-3,3-dimethyl-7-oxo-, (2,2-dimethyl-1-oxopropoxy)methyl ester, (2S-(2alpha,5alpha,6beta(S*)))-, mono(4-((dipropylamino)sulfonyl)benzoate) (1:1) 42190-91-0 Hydroxymethyl D-(-)-6-(2-amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylate pivalate (ester) compound with p-(dipropylsulfamoyl)benzoic acid (1:1) Pivampicillin probenate Pivampicillin probenate [USAN]