Asperpyrone D and other metabolites of the plant-associated fungal strain Aspergillus tubingensis

A naphthopyrone, asperpyone D (1), a strongly cytotoxic cyclic penta-peptide, malformin A1 (2), funalenone, and nine known naphtho-γ-pyrones were isolated from the fungal strain Aspergillus tubingensis occurring the rhizosphere of the Sonoran desert plant, Fallugia paradoxa.