title: 6-Aminopenicillanic acid.
mesh_terms: D006801:Humans; D010397:Penicillanic Acid / Q000031:analogs & derivatives; D010406:Penicillins
chemical_list: D010406:Penicillins; D010397:Penicillanic Acid; C004408:aminopenicillanic acid
keywords: PENICILLIN