title: Utilization of 13C-13C coupling in structural and biosynthetic studies. XI Biosynthetic studies of coarctatin.
mesh_terms: D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002621:Chemistry; D009682:Magnetic Resonance Spectroscopy; D011714:Pyrans / Q000096:biosynthesis*; D011753:Pyrones / Q000096:biosynthesis*
chemical_list: D002247:Carbon Isotopes; D011714:Pyrans; D011753:Pyrones