Heterocyclic CompoundsFlavonoidsCyclizationPalladiumNitrogen CompoundsAlkynesAcids, HeterocyclicMolecular StructureKaempferolsCombinatorial Chemistry TechniquesQuercetinIndolizinesStereoisomerismIminesRhodiumCatalysisHeterocyclic Compounds, Bridged-RingFlavanonesAminationLuteolinAlkenesPhosphinesFlavonolsKetonesCephaloglycinFlavonesApigeninNitrogenFuransHalogensHesperidinIridiumRutheniumRutinThiadiazolesPlant ExtractsVinyl CompoundsSulfinic AcidsOrganometallic CompoundsAlkylationChamomileAminesHydrogenHydrocarbons, AromaticStructure-Activity RelationshipCarbonSpectrophotometry, InfraredBenzene DerivativesMagnetic Resonance SpectroscopyIsomerismPhenolsPicratesIndicators and ReagentsPyrrolesEpimediumAldehydesCatechinThiazolesMolecular ConformationOxazolesAnthocyaninsAntioxidantsPyridinesSophoraPlants, MedicinalCopperModels, MolecularCitrusScutellaria baicalensisIndolesPlant Components, AerialAmidesPolyphenolsImidazolesCacaoPlant LeavesProanthocyanidinsFruitPlant BarkFree Radical ScavengersChalconeGlycosidesChalconesModels, ChemicalTanninsOxidation-ReductionMoraceaePropolisPhytotherapyPrenylationCrataegusIsoflavonesPrimulaceaeBiphenyl CompoundsChromatography, High Pressure LiquidCrystallography, X-RayEriocaulaceaeGenisteinChlorogenic AcidRutaceae