HydrogenationStereoisomerismKetonesAllyl CompoundsIridiumPalladiumCatalysisMolecular StructureRutheniumRhodiumSubstrate SpecificityAlkadienesPhosphinesAlkenesAlcoholsAlkynesIminesChemistry, OrganicHydrogenAldehydesBryozoaStearic AcidsCyclizationChemistry Techniques, SyntheticQuinaldinesKineticsChemical EngineeringMagnetic Resonance SpectroscopyPhysicochemical ProcessesX-Ray Absorption SpectroscopyOrganometallic CompoundsBenzyl CompoundsOxidation-Reduction