Boronic AcidsPalladiumChemistry, InorganicMolecular StructureOrganotin CompoundsBoric AcidsGlycolsbeta-LactamasesGentisatesStereoisomerismCatalysisKetonesEstersAlcoholsCombinatorial Chemistry TechniquesBoron CompoundsClavulanic Acidbeta-Lactam ResistancePyrazinesEnterobacteriaceae Infectionsbeta-LactamsProtease InhibitorsKlebsiella pneumoniaeStructure-Activity RelationshipEnterobacteriaceaeAminesCopperDrug DesignChymotrypsinMicrobial Sensitivity TestsBoronAnti-Bacterial AgentsModels, MolecularMagnetic Resonance SpectroscopyEnzyme InhibitorsCrystallography, X-RaySerine EndopeptidasesBacterial ProteinsKineticsIsotachophoresisHydrogen-Ion ConcentrationLipaseSpectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization