title: [253.  1 H-NMR investigation of droso- and isodrosopterin--a contribution to structure elucidation. Pteridines. LV].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004331:Drosophila melanogaster / Q000032:analysis*; D009682:Magnetic Resonance Spectroscopy; D011621:Pteridines; D011622:Pterins; D012168:Retinal Pigments
chemical_list: D011621:Pteridines; D011622:Pterins; D012168:Retinal Pigments
vernacular_title: 253.  1 H-NMR-Untersuchungen an Droso- und Isodrosopterin--ein Beitrag zur Strukturaufklärung. Pteridine. L.