ProdrugsHydroxyl RadicalHydroxidesEstersMolecular StructureFree RadicalsDrug StabilityBiotransformationFree Radical ScavengersHydrolysisAniline MustardDrug DesignAmpyroneFloxuridineDrug Delivery SystemsAcyclovirStructure-Activity RelationshipCaco-2 CellsNucleosidesStereoisomerismOrganophosphonatesChromatography, High Pressure LiquidHydrogen PeroxideDipeptidesgamma-Glutamyl HydrolaseSulfadimethoxineChemistry Techniques, SyntheticDeoxyriboseBiopharmaceuticsKineticsSolubilitySulfamerazineModels, MolecularOxidation-ReductionMagnetic Resonance SpectroscopyBiological AvailabilityElectron Spin Resonance SpectroscopyNitroreductasesPhosphoramide MustardsHydroxybenzoatesInhibitory Concentration 50Carboxylic Ester HydrolasesAntiviral AgentsPhosphoric AcidsCarboxylesteraseSubstrate SpecificityAdenineHydroxylationDrug Screening Assays, AntitumorAntineoplastic AgentsProtein FootprintingChemistry, PharmaceuticalPharmaceutic AidsBenzoic Acid