(2S,5R,6R)-6-((R)-2-Amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid ester with 3-hydroxyphthalide, monohydrochloride 39878-70-1 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-((aminophenylacetyl)amino)-3,3-dimethyl-7-oxo-, 1,3-dihydro-3-oxo-1-isobenzofuranyl ester, monohydrochloride, (2S-(2alpha,5alpha,6beta(S*)))- BRL 8988 Talampicillin hydrochloride Talampicillin hydrochloride [USAN:JAN] Talpen Yamacillin