Caught between triterpene- and steroid-metabolism: 4α-Carboxylic pregnane-derivative from the marine alga-derived fungus Phaeosphaeria spartinae

- Novel pregnene derivative from the marine-derived fungus Phaeosphaeria spartinae.
- Compound including features of an intermediate between triterpenes and steroids.
- First pregnenolone derivative isolated from an ascomyceteous fungus.