Beilstein J. Org. Chem.2020,16, 290–296, doi:10.3762/bjoc.16.28
first time in over 50 years.
Keywords: absolute configuration; endophytic fungus; glauconic acid; Talaromyces; tetrahydroxanthone; xanthenedione; Introduction
The xanthones, which are a class of phenolic compounds produced by many different organisms, including plants, lichens, fungi, and bacteria