title: Pseurotin, a new metabolite of Pseudeurotium ovalis Stolk having an unusual hetero-spirocyclic system.
mesh_terms: D001203:Ascomycota / Q000032:analysis / Q000378:metabolism*; D009682:Magnetic Resonance Spectroscopy; D008968:Molecular Conformation; D011760:Pyrrolidinones; D013141:Spiro Compounds / Q000302:isolation & purification*
chemical_list: D011760:Pyrrolidinones; D013141:Spiro Compounds; C012013:pseurotin