BenzeneBenzene DerivativesBenzoic AcidHydrocarbons, AromaticStructure-Activity RelationshipBenzoatesMagnetic Resonance SpectroscopyMolecular ConformationPhenylalanineSorbic AcidMolecular StructureModels, MolecularIndicators and ReagentsTolueneKineticsBinding SitesHydroquinonesXylenesPhenolOccupational ExposureCatecholsPetroleumAir Pollutants, OccupationalMaximum Allowable ConcentrationRing ChromosomesBiodegradation, EnvironmentalEnvironmental MonitoringHydrocarbons