title: Identification of new peyote alkaloids; isomers of the main phenolic tetrahydroisoquinolines.
mesh_terms: D000470:Alkaloids / Q000032:analysis*; D002849:Chromatography, Gas; D007536:Isomerism; D007546:Isoquinolines / Q000302:isolation & purification*; D013057:Spectrum Analysis
chemical_list: D000470:Alkaloids; D007546:Isoquinolines