Definition
ChEBI: A member of the class of depsidones that is 11H-dibenzo[b,e][1,4]dioxepine substituted by hydroxy groups at position 3 and 7, methyl group at positions 1 and 9, a prenyl group at position 8, an oxo group at position 11 and
formyl group at position 4. Isolated from Chaetomium brasiliense it exhibits cytotoxic activity.