title: Pakistanine and pakistanamine, two novel dimeric isoquinoline alkaloids.
mesh_terms: D001060:Aporphines / Q000302:isolation & purification*; D007546:Isoquinolines / Q000302:isolation & purification*; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D008745:Methylation; D010936:Plant Extracts / Q000032:analysis
chemical_list: D001060:Aporphines; D007546:Isoquinolines; D010936:Plant Extracts