Similar names: 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-[(2-phenylacetyl)amino]- (2S,5R,6R)-; 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-(2-phenylacetamido)- (8CI); 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-[(phenylacetyl)amino]- (2S,5R,6R)- (9CI); 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-7-oxo-6-[(phenylacetyl)amino]- [2S-(2α,5α,6β)]-; Penicillin G (6CI); (2S,5R,6R)-3,3-Dimethyl-7-oxo-6-[(2-phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid; (2S,5R,6R)-3,3-Dimethyl-6-(2-(phenylacetylamino)-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid; (5R,6R)-Benzylpenicillin; Allpen; Benzyl-6-aminopenicillinic acid; Benzylpenicillin; Benzylpenicillin G; Benzylpenicillinic acid; Cilloral; Cilopen; Crysticillin 300 AS; Dropcillin; Free benzylpenicillin; Free penicillin G; Free penicillin II; Gelacillin; Liquacillin; NSC 193396; Penicillin; Penicillin, (phenylmethyl)-; Penicillinic acid, (phenylmethyl)-; Pharmacillin; Phenylacetamidopenicillanic acid; Phenylacetyl-6-aminopenicillanic acid; Pradupen; Specilline G; Ursopen