PyrrolesCalixarenesNylonsPorphyrinsMolecular StructureDistamycinsHexanesPyrrolizidine AlkaloidsBenzaldehydesMonocrotalinePalladiumHexanonesIminesHeterocyclic CompoundsCyclizationPyrrolnitrinFuransRhodiumNetropsinAlkylationCatalysisBile PigmentsPalauMagnetic Resonance SpectroscopyAgelasMicrowavesStereoisomerismPhosphinesBiliverdineKetonesMolecular ConformationAlkynesPolymersModels, MolecularAnionsPeplomycinIndolesAlkenesFerricyanidesAldehydesOrganometallic CompoundsHemeEtomidateProtoporphyrinsVinyl CompoundsQuantum TheoryAminesElectrochemistryPoriferaImidazolesHydrogen BondingBinding SitesStructure-Activity RelationshipSpectrum Analysis, RamanAmidesCrystallography, X-RayAlkaloidsElectrodesIndicators and ReagentsDNASpectrophotometryG-QuadruplexesThermodynamicsCalorimetryIsomerismOxidesModels, ChemicalOxidation-ReductionSolventsSpectrum AnalysisChromatography, GasIonsChromatography, High Pressure LiquidChemistry