title: Kinetic study on epimerization and hydrolysis of hetacillin: use of nuclear magnetic resonance spectroscopy.
mesh_terms: D000667:Ampicillin; D055598:Chemical Phenomena; D002621:Chemistry; D006868:Hydrolysis; D009682:Magnetic Resonance Spectroscopy; D010406:Penicillins
chemical_list: D010406:Penicillins; D000667:Ampicillin