title: Studies on the constituents of Swertia japonica. I. On the structures of swertisin and isoswertisin.
mesh_terms: D002854:Chromatography, Paper; D005419:Flavonoids / Q000032:analysis*; D007564:Japan; D009682:Magnetic Resonance Spectroscopy; D010946:Plants, Medicinal / Q000032:analysis*; D013057:Spectrum Analysis
chemical_list: D005419:Flavonoids