Four new polyketide synthase–nonribosomal peptide synthetase (PKS–NRPS) hybrid metabolites, pericoannosin A (1), with an unusual hexahydro-1H-isochromen-5-isobutylpyrrolidin-2-one skeleton, and three
Adhatoda vasica (AV), a popular Indian medicinal plant, is a rich source of polyphenoliccompounds especially flavonoids which are responsible for strong anti-oxidantproperties that helps in the therap
Cercosporenes A–F (1–6, respectively), six new guanacastane diterpenes, including a homodimer (5) and a heterodimer (6), were isolated from the crude extract of the fungus Cercospora sp., endophytic t