Investigation of the marine-derived fungus Phaeosphaeria spartinae led to the isolation of a new enantiomer of tricinonoic acid, namely (-)-tricinonoic acid (1), and a new polyketide spartinol E (2), together with three known compounds (3-5).
Keywords: 8-hydroxy-6-methoxy-3-methylisocoumarin; Phaeosphaeria spartinae; chrysophanol; marine natural products; methyl mycophenolic acid; spartinol E.