6-Aminopenicillanic acid. III. Isolation and purification.
D010397:Penicillanic Acid / Q000031:analogs & derivatives; D010406:Penicillins / Q000737:chemistry*
D010406:Penicillins; D010397:Penicillanic Acid; C004408:aminopenicillanic acid
PENICILLIN/chemistry