"Ampicillin"@en . . . . "C0002680" . . . . "Ampicillin"@en . "4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-((aminophenylacetyl)amino)-3,3-dimethyl-7-oxo-, (2S-(2alpha,5alpha,6beta(S*)))-"@en . "D000667" . "Aminobenzylpenicillin"@en . "Penicillin, Aminobenzyl"@en .