. . "Penicillin G"@en . . . "D010400" . . . "4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-((phenylacetyl)amino)- (2S-(2alpha,5alpha,6beta))-"@en . "Penicillin G"@en . "Benzylpenicillin"@en . "C0030827" .