AnthraquinonesRubiaceaeEmodinRheumSenna ExtractMorindaSenna PlantRubiaSesamumCarmineRumexCassiaIridoidsAnthracenesAloeMolecular StructurePlant ExtractsRhamnaceaeHedyotisClusiaceaeArachnidaPlant BarkPlants, MedicinalEurotiumSecondary MetabolismMagnetic Resonance SpectroscopyMitoxantroneIntercalating AgentsScent GlandsNaphthoquinonesGlycosidesCatharticsSpectrophotometry, InfraredEnediynesPlant RootsPolygonumMutagenicity TestsNaphthacenesCissusColoring AgentsPlant Stems