Mannich BasesStrychnineIminesGlycine AgentsAcetalsCinchona AlkaloidsRecyclingStereoisomerismReceptors, GlycineIsatinKetonesGlycinePoisonsPiperidonesChemistry Techniques, SyntheticCyclizationLewis AcidsMolecular StructurePicrotoxinAminesBicucullineCatalysisArthrodermataceaeAldehydesConvulsantsEstersStrychnos nux-vomicaStrychnosGABA AntagonistsMephenesinAminobutyrates