Vermistatin is a metabolite of the fungal strain Guignardia that has cytotoxic and antifungal activity[1].
References
[1] Xue-Kui Xia, et al. Structural and Biological Properties of Vermistatin and Two New Vermistatin Derivatives Isolated from the Marine-Mangrove Endophytic Fungus Guignardia sp. No. 4382.